CN103334354A - Cross-shaped oriented barrier-free overpass bridge - Google Patents
Cross-shaped oriented barrier-free overpass bridge Download PDFInfo
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- CN103334354A CN103334354A CN2013103029100A CN201310302910A CN103334354A CN 103334354 A CN103334354 A CN 103334354A CN 2013103029100 A CN2013103029100 A CN 2013103029100A CN 201310302910 A CN201310302910 A CN 201310302910A CN 103334354 A CN103334354 A CN 103334354A
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Abstract
The invention discloses a cross-shaped oriented barrier-free overpass bridge which is used by such crossroads that traffic jam and traffic accident are easy to happen. The cross-shaped oriented barrier-free overpass bridge is characterized in that an overground layer, an underground layer and a ground floor layer constitute the overpass bridge without signal lamps, and motor vehicles can pass through without barriers; a left turning lane of two intersecting roads is formed by connecting an ascending path with a descending path of the left turning lane of two intersecting roads; the ascending path and descending path of left turning lane are in correspondence and placed on upper and lower sides of a bicycle lane and a sidewalk; a vehicle road, and the bicycle lane and the sidewalk are separated without intersecting, so that traffic accidents in the area are eliminated, and the problem that traffic jam caused by frequent signal lamps is solved fundamentally. The bicycle lane, the sidewalk and the left turning lane of two intersecting roads are on the same level ground, so that passing advantages of the bicycle lane and the sidewalk are ensured.
Description
Technical field
The present invention relates to a kind of urban transportation facility, be specifically related to the directed obstacle-free crossover of a kind of cross.
Background technology
Signal lamp (being traffic lights) all is equipped with in existing crossroad, the crossroad of this design often motor vehicle, bicycle, pedestrian is detained on one side of road in a large number because of signal lamp, and the road of another side is idle, road is not fully utilized, and is the one of the main reasons that causes urban traffic blocking.And motor vehicle, bicycle, pedestrian be weave in often, very easily causes traffic accident, is the highway section that takes place frequently of traffic accident.
Summary of the invention
The goal of the invention of present technique is to adopt a kind of obstacle-free crossover in the crossroad of causing traffic congestion easily and causing traffic accident easily, and this overpass bridge does not have signal lamp, and motor vehicle all is barrier free accessibility; Motor vehicle and bicycle, pedestrian shunt not have interlocks.The traffic accident that this has just stopped motor vehicle and bicycle, pedestrian's generation in this zone has also fundamentally solved because of the crossroad traffic congestion that causes of signal lamp frequently.
In order to solve the problems of the technologies described above, technical scheme of the present invention is as follows:
The directed obstacle-free crossover of cross comprises direct lane, right-turn lane, the left turn lane of belt road; Direct lane, right-turn lane, the left turn lane of vertical road; And nonmotorized vehicle lane;
Described nonmotorized vehicle lane is arranged on the both sides of horizontal and vertical road separately and is in ground floor;
The direct lane of described belt road is that the direct lane of a horizontal side ground floor upwards passes through the parallel-segment that enters behind the upside of nonmotorized vehicle lane in the aerial layer, and then passes through the direct lane that enters horizontal opposite side ground floor behind the upside of horizontal opposite side nonmotorized vehicle lane again downwards;
The right-turn lane of described belt road is that upside that nonmotorized vehicle lane is upwards passed through in the right-turn lane of a horizontal side ground floor enters the arc track in the aerial layer, and then the last rear flank of passing through a vertical side nonmotorized vehicle lane again enters the right-turn lane of a vertical side ground floor downwards;
The left turn lane of described belt road is that the last rear flank that nonmotorized vehicle lane is upwards passed through in the left turn lane of a horizontal side ground floor enters the ground floor that section is intersected in two road downwards, the downside that passes through vertical opposite side nonmotorized vehicle lane again downwards enters the parallel-segment in the subterranean layer, and then upwards enters the left turn lane of vertical opposite side ground floor again;
The direct lane of described vertical road is that downside that the direct lane of a vertical side ground floor passes through nonmotorized vehicle lane downwards enters the parallel-segment in the subterranean layer, and then the following rear flank of passing through vertical opposite side nonmotorized vehicle lane again upwards enters the direct lane of vertical opposite side ground floor;
The right-turn lane of described vertical road is that upside that nonmotorized vehicle lane is upwards passed through in the right-turn lane of a vertical side ground floor enters the arc track in the aerial layer, and then the last rear flank of passing through the nonmotorized vehicle lane of horizontal opposite side again enters the right-turn lane of horizontal opposite side ground floor downwards;
The left turn lane of described vertical road is that the last rear flank that nonmotorized vehicle lane is upwards passed through in the left turn lane of a vertical side ground floor enters the ground floor that section is intersected in two road downwards, the downside that passes through a horizontal side nonmotorized vehicle lane again downwards enters the parallel-segment in the subterranean layer, and then upwards enters the left turn lane of a horizontal side ground floor again.
Further, the height of the height of the parallel-segment of described ground floor in the aerial layer and the ground floor parallel-segment in the subterranean layer equates that its clear height is between 3.6m～4.5m.
Further, upwards or downwards the gradient in track between 5 °～15 °.
Further, the height clear height between described nonmotorized vehicle lane and the described arc track is between 2.3m～2.8m.
Further, the direct lane of described belt road, right-turn lane, left turn lane; Vertically direct lane, right-turn lane, the left turn lane of road arrange a road at least separately.
Further, if being last trade and the following trade of the left turn lane of vertical and horizontal road, a, b, c, d be in 4 points that the section place is intersected in horizontal and vertical two road, described a, b, c, d are the center of circle at the mid point that ground floor intersects with horizontal and vertical two road, are on the disc formed of two concentric circles of radius with the vertical distance on the both sides of the nonmotorized vehicle lane of the center of circle to horizontal or vertical road two side directions.
Further, also comprise the tune track, the left side or the right of described left turn lane is located in described tune track.
The directed obstacle-free crossover of a kind of cross of continuous application, the described cross of claim 1 is directed, and obstacle-free crossover is horizontal and vertical is arranged alternately.
Beneficial effect of the present invention is: taken full advantage of the ground of road, underground space; Build at original road, do not have broadening to increase, can not influence the environment of periphery; Owing to adopted accessible track, cancelled signal lamp, improved the utilization rate of road to greatest extent, fundamentally solved the traffic congestion that cause because of signal lamp frequently the crossroad; Make people because of be detained, etc. the irritated mood that produces of biding one's time obtained alleviation, thereby unlawful practice such as hypervelocity significantly reduces when robbing; The design of left turn lane and right-turn lane meets driver's current custom; The left turn lane that section is intersected in nonmotorized vehicle lane, sidewalk and two road is located at same level ground, guaranteed bicycle, pedestrian's current advantage; Motor vehicle and bicycle, pedestrian shunt not have interlocks, and has stopped the traffic accident of motor vehicle and bicycle, pedestrian's generation in this zone; By ground floor to the height of aerial layer with identical to the height of subterranean layer by ground floor, be the individual layer height of city standard overpass bridge, the gradient of motorway can be controlled in the reasonable range, can the power of motor vehicle not exerted an influence; Owing to cancelled signal lamp, the huge waste that when motor vehicle is treated car because of the waiting signal lamp fuel oil is caused and the carbon emission of generation fundamentally are resolved, and are conducive to the protection to environment; The directed obstacle-free crossover of cross is not only applicable to the crossroad, is equally applicable to highway sections such as crossroad that viaduct passes through, the junction of three roads.To not limited by surrounding enviroment, the overpass bridge that nonmotorized vehicle lane, sidewalk are not set is suitable equally; Cancel signal lamp, alleviated traffic congestion, reduced the traffic accident incidence, thereby significantly reduced the manpower and materials of traffic control department, protected the people's safety of life and property.
Description of drawings
Fig. 1 is structural representation of the present invention;
Fig. 2 is the way to get there schematic diagram of the horizontal direct lane of the present invention;
Fig. 3 is the way to get there schematic diagram of left turn lane of the present invention;
Fig. 4 is the way to get there schematic diagram of the vertical direct lane of the present invention;
Fig. 5 is the local figure in the plane of aerial layer of the present invention;
Fig. 6 is the local figure in the plane of subterranean layer of the present invention;
Fig. 7 omits the schematic drawing in craspedodrome road for the present invention;
Fig. 8 is the sectional drawing that trade and following trade and nonmotorized vehicle lane interlock on the left turn lane of the present invention.
The specific embodiment
The present invention is described further below in conjunction with the drawings and specific embodiments.
As Fig. 1～shown in Figure 8, statement for convenience is example with Fig. 1, and the left and right sides of road is made as both lateral sides, both sides are made as vertical both sides up and down, and wherein the left side is a horizontal side, and the right side is horizontal opposite side, downside is a side longitudinally, and upside is opposite side longitudinally; The represented content in nonmotorized vehicle lane and nonmotorized vehicle lane in this case, sidewalk is the same; Upside is the same with the meaning that the top is represented.But it should be noted that just statement for convenience of such setting, rather than to conduct restriction of the present invention.
The directed obstacle-free crossover of cross divides 3 layers from height, is made as ground floor 3, in the aerial layer 1 on the ground floor 3, subterranean layer 2 three parts under ground floor 3.Aerial layer 1 be a road at the linkage section of this crossroad, comprise the linkage section of belt road in this example, also comprise two road intersection left turn lanes in the linkage section on the ground floor, right-turn lane the linkage section on ground floor; Subterranean layer 2 comprises that another road of intersecting with aerial layer 1 at the linkage section of this crossroad, comprises that equally also two road intersection left turn lanes are in the linkage section under the ground floor 3; Ground floor 3 comprise intersect section in nonmotorized vehicle lane, sidewalk and two road the left turn lane from aerial layer 1 to subterranean layer the linkage section 2; Article two, the left turn lane of road intersection is formed by connecting by last trade and the following trade of two road intersection left turn lanes, and the last trade of left turn lane is corresponding with following trade, the upper and lower side on the nonmotorized vehicle lane that is placed in, sidewalk; The road of ground floor 3 to the road of the height that is in road parallel-segment in the subterranean layer 2 and ground floor 3 to aerial layer 1 in the height of road parallel-segment identical, be the individual layer height of city standard overpass bridge, the gradient of motorway can be controlled in the reasonable range; Motorway separates with nonmotorized vehicle lane, sidewalk not have and interlocks; All motorways all are accessible tracks.
Concrete, this overpass bridge comprises the direct lane 4 of belt road; The direct lane 5 of vertical road; The right-turn lane; The left turn lane; And nonmotorized vehicle lane 8; Described right-turn lane comprises the right-turn lane 9 of belt road and the right-turn lane 10 of vertical road; Described left turn lane comprises that under the trade 6 and left turn lane trade 7 on the left turn lane;
Described nonmotorized vehicle lane 8 is arranged on the both sides of horizontal and vertical road separately and is in ground floor 3, and this nonmotorized vehicle lane is used for pedestrian's walking and electric motor car passes through, and this nonmotorized vehicle lane makes things convenient for the pedestrian to turn along the homonymy that connects the vertical and horizontal road;
As shown in Figure 2, the direct lane of described belt road is that the direct lane of a horizontal side ground floor 3 upwards passes through the parallel-segment that enters behind the upside of nonmotorized vehicle lane 8 in the aerial layer 1 by last trade, and then the upside that passes through horizontal opposite side nonmotorized vehicle lane 8 by trade down downwards again enters the direct lane of horizontal opposite side ground floor 3;
The right-turn lane of described belt road is that the upside that nonmotorized vehicle lane 8 is upwards passed through by last trade in the right-turn lane of a horizontal side ground floor 3 enters the arc track, and then the last rear flank of passing through a vertical side nonmotorized vehicle lane 8 again enters the right-turn lane of a vertical side ground floor 3 downwards; As preferably, this right-turn lane be the right-turn lane of ground floor through the space linkage section of two road intersection right-turn lanes of the circular-arc connection of the upside on nonmotorized vehicle lane, sidewalk, the segment distance (be arc track) of described right-turn lane directly over horizontal and vertical nonmotorized vehicle lane 8 can be designed as parallel with ground floor 3;
As shown in Figure 3, the left turn lane of described belt road is that the last rear flank that nonmotorized vehicle lane 8 is upwards passed through by last trade in the left turn lane of a horizontal side ground floor 3 enters the ground floor 3 that section is intersected in two road downwards, the downside that passes through the nonmotorized vehicle lane 8 of vertical opposite side downwards by following trade enters subterranean layer 2 again, and then upwards enters the left turn lane of vertical opposite side ground floor 3;
As shown in Figure 4, the direct lane of described vertical road is that the downside that the direct lane of a vertical side ground floor 3 passes through nonmotorized vehicle lane 8 downwards by following trade enters subterranean layer 2, and then the following rear flank of passing through vertical opposite side nonmotorized vehicle lane 8 upwards enters the direct lane of vertical opposite side ground floor 3;
The right-turn lane of described vertical road is that the upside that nonmotorized vehicle lane 8 is upwards passed through by last trade in the right-turn lane of a vertical side ground floor 3 enters the arc track, and then the last rear flank of passing through horizontal opposite side nonmotorized vehicle lane 8 again enters the right-turn lane of horizontal opposite side ground floor 3 downwards; The segment distance (be arc track) of described right-turn lane directly over vertical and horizontal nonmotorized vehicle lane 8 can be designed as parallel with ground floor 3.
As shown in Figure 3, the left turn lane of described vertical road is that the last rear flank that nonmotorized vehicle lane 8 is upwards passed through by last trade in the left turn lane of a vertical side ground floor 3 enters the ground floor 3 that section is intersected in two road downwards, the downside that passes through a horizontal side nonmotorized vehicle lane 8 downwards by following trade enters subterranean layer 2 again, and then upwards enters the left turn lane of the ground floor 3 of a horizontal side again.
As shown in Figure 5, be the local figure in aerial layer plane, comprise belt road layer 1 direct lane 4 on the ground, a section of being on the ground floor in horizontal vertical two road intersection left turn lanes is the last trade 6 of left turn lane, and right-turn lane 9 and 10 is in a section on the ground floor.As preferably, article two, to be that the left turn lane of ground floor is circular-arc through the following trade of the upside on nonmotorized vehicle lane, sidewalk and left turn lane correspondingly be connected in the space linkage section that the left turn lane of section is intersected in the ground floor two road on the last trade of road intersection left turn lane, has everywhere identical at the four direction of road; Article two, the right-turn lane 9 and 10 of road intersection is through nonmotorized vehicle lane, the circular-arc space linkage section that is connected horizontal vertical two road intersection right-turn lanes in top, sidewalk, two root posts in the right face crook are located at two on the greenbelt in roadside, road, and at this moment circular-arc parallel right-turn lane through turning nonmotorized vehicle lane, sidewalk upside (being the arc track) can improve the turning radian of right-turn lane to greatest extent.The same with the last trade of left turn lane, between 2.3m-2.8m, also have identical everywhere at the four direction of road through the minimum clear height in the arc track of nonmotorized vehicle lane, sidewalk upside.Entirely the upper strata all is paved into by the prefab form that the many root posts on the subterranean layer are propped up.
As shown in Figure 6, subterranean layer 2 comprises that one section that 5, two road intersection left turn lanes of direct lane of the vertical road that intersects with aerial layer 1 are under the ground floor is the following trade 7 of left turn lane.As preferably, article two, to be that the left turn lane of ground floor is circular-arc through the last trade of the downside on nonmotorized vehicle lane, sidewalk and left turn lane correspondingly be connected in the linkage section that the left turn lane of section is intersected in the ground floor two road on the following trade of road intersection left turn lane, corresponding with the last trade of two road intersection left turn lanes, have everywhere identical at the four direction of road.
Described ground floor 3 comprises the left turn lane of the crossing section in nonmotorized vehicle lane, sidewalk and two road.As preferably, the left turn lane that section is intersected in two road is that the mid point that intersects with horizontal and vertical two road at ground floor 3 is the center of circle, being on the disc formed of two concentric circles of radius with the vertical distance on the both sides of the nonmotorized vehicle lane of the center of circle to horizontal or vertical two side directions, is the ingredient of two road intersection left turn lanes.Nonmotorized vehicle lane, sidewalk are located at by ground floor and go downwards to subterranean layer and the top that is up to the junction of ground floor by subterranean layer;
As shown in Figure 2, A, B, C represent a bit on the parallel-segment limit in parallel-segment in the aerial layer, ground floor, the subterranean layer, AB=BC respectively.Ground floor height of parallel-segment in the aerial layer equals that parallel-segment is the individual layer height of city standard overpass bridge in the enforcement to the height of ground floor in the subterranean layer in other words, and clear height is between 3.6m-4.5m.Position when M represents to go downwards to subterranean layer by ground floor will guarantee in the enforcement 5 °≤∠ BMC≤15 ° to make the gradient control of motorway in reasonable range.The width of MN equals the width on ground floor nonmotorized vehicle lane and sidewalk.Cross M, N and make the vertical line friendship ground floor of subterranean layer in O
1, O
2, i.e. O
1O
2=MN.Prolong NO
2In P, O
2The height h of P is exactly the minimum altitude on nonmotorized vehicle lane, sidewalk, generally is about 2/3 of AB height, and clear height is between 2.3m-2.8m.Connect AP and prolong and hand over ground floor in D, D is up to aerial layer or is up to the position of ground floor by subterranean layer by ground floor.
As shown in Figure 7, a, b, c, d are that the last trade of left turn lane, two road in length and breadth is connected in 4 points that the section place is intersected in two road with following trade, e, f are the starting point of trade when ground floor on the left turn lane, and f, g are the terminal points during trade arrival point surface layer under the left turn lane.The last trade 6 of left turn lane, i.e. zone shown in the abef; The following trade 7 of left turn lane, i.e. zone shown in the cdfg; The left turn lane 3 of section is intersected in two road, it is the center of circle with the mid point that intersect in horizontal and vertical two road on ground floor, is on the disc formed of two concentric circles of radius with the vertical distance on the both sides of the nonmotorized vehicle lane of the center of circle to horizontal or vertical road two side directions; In fact, it is the last trade of two concentric circles and left turn lane and the part of descending trace overlap, is the ingredient of two road intersection left turn lanes.Right-turn lane (9,10); Mm1n1n is the zone shown in the right-turn lane, and mn is the starting point of right-turn lane when ground floor, the terminal point when m1n1 is right-turn lane arrival point surface layer.Nonmotorized vehicle lane, sidewalk 8; Nonmotorized vehicle lane on the subterranean layer, the column on sidewalk are located on the middle greenbelt of subterranean layer; Nonmotorized vehicle lane under the aerial layer, the column on sidewalk are located under the aerial layer direct lane centre position idle on the subterranean layer, about each one, totally four.
As shown in Figure 8, be trade on the left turn lane, following trade local side figure.The last trade 6 of left turn lane; The following trade 7 of left turn lane; Nonmotorized vehicle lane 8; O
2The height h of P is the minimum altitude of nonmotorized vehicle lane.
Usually a big road of motor vehicle flow is made as subterranean layer in the enforcement, another road little flow is made as aerial layer; During continuous application, aerial layer and subterranean layer are alternately implemented, to reduce the fluctuating frequency of the gradient; According to road conditions or actual needs, can set up the tune track on the left side or the right of left turn lane, staggered to prevent that head end operation and the left turning vehicle that comes from subterranean layer from taking place.The tune track of setting up and other tracks are not staggered, can not influence the current of other track vehicles.Set up the tune track on the right of left turn lane and can also improve the turning radian of head end operation greatly; To the overpass bridge on nonmotorized vehicle lane, sidewalk is not set, the last trade of left turn lane, right-turn lane just can be designed at ground floor fully, be fit to very much be built in the overpass bridge in the geographical position that is not subjected to surrounding enviroment restriction, spaciousness, even overhead overpass bridge, freeway bridge; The right-turn lane also can be arranged on subterranean layer, but good not as being arranged on the aerial layer visibility; The directed obstacle-free crossover of cross can be expanded to the crossroad that periphery most possibly blocks up the most stifled crossroad from the city, needs one to build one, not only economy but also environmental protection in other words; In a word, the directed obstacle-free crossover of cross can significantly improve utilization rate and the road speed of urban road, improves the basic environment of urban traffic, is that viaduct, subway etc. are not accomplished ground shunting, the facility that dams.
The above only is preferred embodiment of the present invention; should be pointed out that for those skilled in the art, without departing from the inventive concept of the premise; can also make some improvements and modifications, these improvements and modifications also should be considered as in the protection domain of the present invention.
Claims (8)
1. the directed obstacle-free crossover of cross is characterized in that, comprises direct lane, right-turn lane, the left turn lane of belt road; Direct lane, right-turn lane, the left turn lane of vertical road; And nonmotorized vehicle lane;
Described nonmotorized vehicle lane is arranged on the both sides of horizontal and vertical road separately and is in ground floor;
The direct lane of described belt road is that the direct lane of a horizontal side ground floor upwards passes through the parallel-segment that enters behind the upside of nonmotorized vehicle lane in the aerial layer, and then the upside that passes through horizontal opposite side nonmotorized vehicle lane again downwards enters the direct lane of horizontal opposite side ground floor;
The right-turn lane of described belt road is that upside that nonmotorized vehicle lane is upwards passed through in the right-turn lane of a horizontal side ground floor enters the arc track in the aerial layer, and then the last rear flank of passing through a vertical side nonmotorized vehicle lane again enters the right-turn lane of a vertical side ground floor downwards;
The left turn lane of described belt road is that the last rear flank that nonmotorized vehicle lane is upwards passed through in the left turn lane of a horizontal side ground floor enters the ground floor that section is intersected in two road downwards, the downside that passes through vertical opposite side nonmotorized vehicle lane again downwards enters the parallel-segment in the subterranean layer, and then upwards enters the left turn lane of vertical opposite side ground floor again;
The direct lane of described vertical road is that downside that the direct lane of a vertical side ground floor passes through nonmotorized vehicle lane downwards enters the parallel-segment in the subterranean layer, and then the following rear flank of passing through vertical opposite side nonmotorized vehicle lane again upwards enters the direct lane of vertical opposite side ground floor;
The right-turn lane of described vertical road is that upside that nonmotorized vehicle lane is upwards passed through in the right-turn lane of a vertical side ground floor enters the arc track in the aerial layer, and then the last rear flank of passing through horizontal opposite side nonmotorized vehicle lane again enters the right-turn lane of horizontal opposite side ground floor downwards;
The left turn lane of described vertical road is that the last rear flank that nonmotorized vehicle lane is upwards passed through in the left turn lane of a vertical side ground floor enters the ground floor that section is intersected in two road downwards, the downside that passes through a horizontal side nonmotorized vehicle lane again downwards enters the parallel-segment in the subterranean layer, and then upwards enters the left turn lane of a horizontal side ground floor again.
2. the directed obstacle-free crossover of a kind of cross according to claim 1 is characterized in that, the height of the height of the parallel-segment of described ground floor in the aerial layer and the ground floor parallel-segment in the subterranean layer equates that its clear height is between 3.6m～4.5m.
3. the directed obstacle-free crossover of a kind of cross according to claim 2 is characterized in that, upwards or downwards the gradient in track is between 5 °～15 °.
4. the directed obstacle-free crossover of a kind of cross according to claim 1 is characterized in that the height clear height between described nonmotorized vehicle lane and the described arc track is between 2.3m～2.8m.
5. the directed obstacle-free crossover of a kind of cross according to claim 1 is characterized in that the direct lane of described belt road, right-turn lane, left turn lane; Vertically direct lane, right-turn lane, the left turn lane of road arrange a road at least separately.
6. the directed obstacle-free crossover of a kind of cross according to claim 1, it is characterized in that, if being the last trade of the left turn lane of vertical and horizontal road, a, b, c, d be in 4 points that the section place is intersected in horizontal and vertical two road with following trade, described a, b, c, d are the center of circle at the mid point that ground floor intersects with horizontal and vertical two road, are on the disc formed of two concentric circles of radius with the vertical distance on the both sides of the nonmotorized vehicle lane of the center of circle to horizontal or vertical road two side directions.
7. the directed obstacle-free crossover of a kind of cross according to claim 1 is characterized in that, also comprises the tune track, and the left side or the right of described left turn lane is located in described tune track.
8. the directed obstacle-free crossover of the cross of a continuous application is characterized in that, the described cross of claim 1 is directed, and obstacle-free crossover is horizontal and vertical is arranged alternately.
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| CN106758618A (en) * | 2016-12-09 | 2017-05-31 | 山西省交通科学研究院 | The common overpass structure of junctions split intercommunication |
| CN106758608A (en) * | 2016-12-09 | 2017-05-31 | 山西省交通科学研究院 | Junctions split intercommunication high speed overpass structure |
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| WO2024000994A1 (en) * | 2022-06-27 | 2024-01-04 | 梁育元 | Road intersection structure capable of coordinating with two-phase circulation of traffic and capable of sustainable development |
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