CN113502703A - Ring city small elevated frame, traffic system of ring city small elevated frame and operation method thereof - Google Patents
Ring city small elevated frame, traffic system of ring city small elevated frame and operation method thereof Download PDFInfo
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- CN113502703A CN113502703A CN202110898999.6A CN202110898999A CN113502703A CN 113502703 A CN113502703 A CN 113502703A CN 202110898999 A CN202110898999 A CN 202110898999A CN 113502703 A CN113502703 A CN 113502703A
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- 238000000034 method Methods 0.000 title claims abstract description 14
- 230000002093 peripheral effect Effects 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 12
- 238000010586 diagram Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 230000002457 bidirectional effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C1/00—Design or layout of roads, e.g. for noise abatement, for gas absorption
- E01C1/04—Road crossings on different levels; Interconnections between roads on different levels
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C1/00—Design or layout of roads, e.g. for noise abatement, for gas absorption
- E01C1/002—Design or lay-out of roads, e.g. street systems, cross-sections ; Design for noise abatement, e.g. sunken road
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Abstract
The invention discloses a small all-round viaduct, a traffic system of the small all-round viaduct and an operation method thereof.A transverse viaduct and a longitudinal viaduct which pass in one way and are distributed in a crossed way are arranged on a main road, a closed loop passing route circulating along the hour hand direction is selected according to the running directions of the transverse viaduct and the longitudinal viaduct, and a connecting bridge is erected between the transverse viaduct and the longitudinal viaduct contained in the closed loop passing route to realize steering; the invention relates to a transportation method formed by combining a minicar as a main part and a small elevated frame as a support, and a new concept mode of traffic built in a way of enclosing a cell in a # -shape.
Description
Technical Field
The invention relates to the technical field of traffic systems, in particular to a small round-the-road overhead, a traffic system of the small round-the-road overhead and an operation method thereof.
Background
With the continuous improvement of living standards of people, private household trolleys become main transportation means for people to go out, particularly micro vehicles account for over eighty percent of urban transportation means, however, the urban traffic jam problem becomes more and more serious due to the comprehensive problems of the increase of the number of private trolleys, the arrangement of traffic lights, the congestion of roads, the occupation of vehicles and the messy running of non-motor vehicles, and if a specific transportation system is arranged for the micro vehicles, namely the micro vehicles are separated from the transportation system of large vehicles such as buses, most of the pressure of ground transportation can be reduced.
At present, in order to solve the problem of urban traffic congestion, a common method is to widen roads, set one-way roads, increase viaduct sections, tidal roads and the like, but the problem of traffic congestion caused by a large number of micro vehicles cannot be compensated, and the existing viaduct has the following problems:
1. the viaduct does not realize gridding coverage, a large number of minicars mainly run on ground roads, the viaduct and the ground roads need to be used alternately, and the minicars can only drive into the viaduct on the road section where the viaduct is laid, so that the problem of traffic jam cannot be solved well by the existing viaduct;
2. the viaduct is a bidirectional viaduct, the occupied space is large, the manufacturing cost is high, the steering intercommunication between two viaducts cannot be realized, and the road surface below the viaduct is narrow due to the fact that the pier of the viaduct occupies the ground area, and the problem of road traffic jam cannot be solved.
Disclosure of Invention
The invention aims to provide a small all-around overhead, a traffic system of the small all-around overhead and an operation method thereof, and aims to solve the technical problems that the all-around overhead and ground roads in the prior art need to be alternately used, the all-around overhead does not realize gridding coverage, the all-around overhead is a bidirectional overhead, occupies large space, has high manufacturing cost, and cannot realize steering intercommunication between two viaducts.
In order to solve the technical problems, the invention specifically provides the following technical scheme:
an all-around small elevated frame comprises elevated bridge bodies and bridge piers for supporting the elevated bridge bodies, the pavement below the viaduct bridge body is normally used, the bridge piers are single-column bridge piers, protective sections on two sides of the viaduct bridge body are provided with containment plates, the protective sections on two sides are respectively provided with a plurality of drainage structures which are uniformly distributed, the accumulated water on the viaduct body flows out through the drainage structure, the drainage structure comprises a vertical water inlet arranged on the upper surface of the protective section and a bent reserved channel arranged inside the viaduct body, and the lower surface of the viaduct bridge body is provided with a vertical water outlet connected with the bent reserved channel, and the lower surface of the viaduct bridge body is fixedly provided with a linear spray head connected with the vertical water outlet, and the linear spray head is parallel to the axial center line of the viaduct bridge body.
As a preferable scheme of the present invention, a distance between the vertical water outlet and an axial center line of the pier is smaller than a distance between the vertical water inlet and the axial center line of the pier.
In order to solve the above technical problems, the present invention further provides the following technical solutions: a traffic system of a small all-around viaduct comprises a plurality of longitudinal viaducts and a plurality of transverse viaducts, wherein each longitudinal viaduct and each transverse viaduct are unidirectional lanes, the traveling directions of two adjacent longitudinal viaducts and two adjacent transverse viaducts are opposite, and a cross region between the two longitudinal viaducts and the two transverse viaducts forms a living and working community;
the longitudinal viaduct and the transverse viaducts which are distributed in a crossed manner form a plurality of closed-loop passing routes circulating along the clockwise direction, the closed-loop passing routes are distributed at intervals in the transverse direction and the longitudinal direction, and connecting bridges are arranged at the crossed positions of the longitudinal viaduct and the transverse viaduct on the closed-loop passing routes;
an upper runway and a lower runway which are connected with the longitudinal viaduct or the transverse viaduct are arranged in each living and working community, vehicles in all the living and working communities enter the longitudinal viaduct or the transverse viaduct through the upper runway, and vehicles in all the living and working communities exit the longitudinal viaduct or the transverse viaduct through the lower runway.
As a preferable aspect of the present invention, the plurality of transverse viaducts divide the longitudinal viaduct into a plurality of longitudinal viaduct sections, the plurality of longitudinal viaducts divide the transverse viaduct into a plurality of transverse viaduct sections, the working community is disposed in a space surrounded by two transverse viaduct sections and two longitudinal viaduct sections, and the upper runway and the lower runway are disposed on each of the transverse viaduct sections or each of the longitudinal viaduct sections, respectively.
As a preferable scheme of the present invention, the end of any one of the longitudinal viaducts and the transverse viaducts is connected to a peripheral road.
As a preferable scheme of the invention, the crossing of the longitudinal viaduct and the transverse viaduct has a height difference for accommodating the traffic of vehicles so that the vehicles form a tunnel at the crossing of the longitudinal viaduct and the transverse viaduct;
the drainage structures of the longitudinal viaduct or the transverse viaduct above the tunnel are arranged on two sides of the tunnel, and the lower surface of the longitudinal viaduct or the transverse viaduct above the tunnel is provided with a baffle plate for preventing water drained by the linear spray head from influencing the running of the vehicle;
and a plurality of drainage structures are arranged at the positions, corresponding to the tunnel, of the transverse viaduct or the longitudinal viaduct positioned below, and herringbone flow channels for guiding accumulated water on the bridge deck to the drainage structures are arranged on the bridge decks on two sides of the tunnel.
As a preferred scheme of the invention, the connecting bridges are arranged at four included angle positions in an enclosed interval of the closed-loop passing route, and the connecting bridges are arc-shaped one-way lanes or straight one-way lanes;
the water draining bridge is characterized in that a plurality of uniformly distributed herringbone runners are arranged on the surface of the connecting bridge, grooves communicated with the herringbone runners are formed in the inner side of the apron boards of the connecting bridge, and the water draining structures are uniformly arranged in the grooves so as to guide the water squeezing of the bridge deck of the connecting bridge to the water draining structures.
In order to solve the above technical problems, the present invention further provides the following technical solutions: an operation method of a traffic system for a small round-the-city overhead comprises the following steps:
step 100, arranging transverse viaducts and longitudinal viaducts which pass in one direction and are distributed in a crossed mode on a main road, setting running modes of all the transverse viaducts and the longitudinal viaducts, and ensuring that the running directions of two adjacent transverse viaducts and the running directions of two adjacent longitudinal viaducts are opposite;
200, selecting a closed-loop passing route circulating along the clockwise direction according to the running directions of the transverse viaducts and the longitudinal viaducts, and erecting connecting bridges between the transverse viaducts and the longitudinal viaducts contained in the closed-loop passing route to realize steering;
300, arranging an upper runway and a lower runway which are opposite in driving direction in a section separated by the transverse viaduct and the longitudinal viaduct, wherein the upper runway and the lower runway are arranged on the two parallel transverse viaducts or longitudinal viaducts;
and step 400, performing one-way driving according to traffic rules.
As a preferable aspect of the present invention, in step 100, a section surrounded by two transverse viaducts and two longitudinal viaducts is a residential area or an office area, the upper runway and the lower runway are disposed in the section surrounded by any two transverse viaducts and two longitudinal viaducts, vehicles in the residential area or the office area enter the transverse viaducts or the longitudinal viaducts through the upper runway, and vehicles on the transverse viaducts or the longitudinal viaducts enter the residential area or the office area through the lower runway.
As a preferable scheme of the present invention, a tunnel is provided at an intersection of any one of the transverse viaducts and any one of the longitudinal viaducts to realize one-way traveling, and a connecting bridge is provided only between the transverse viaduct and the longitudinal viaduct included in the closed-loop traffic route to realize steering traveling.
Compared with the prior art, the invention has the following beneficial effects:
(1) the city-surrounding small elevated frame can provide a latticed traffic system for the minicar, has high driving speed, avoids the traffic jam problems such as lane occupation of ground traffic, more traffic lights and the like, has low bearing requirement on the elevated frame by the minicar on one hand, so that the elevated frame construction cost is relatively low, reduces the pressure of road traffic on the other hand, provides a smooth traffic line for large vehicles such as buses and the like, drives the self-driving vehicles and the public traffic vehicles by branches, improves the traffic convenience in two ways and reduces the traffic jam problems;
(2) the small surrounding viaduct disclosed by the invention realizes gridding coverage, a micro vehicle can realize any grid community on the gridded viaduct without alternately using the viaduct and a ground road, so that the road traffic pressure is reduced, and the micro vehicle and a large vehicle run independently, so that the traffic pressure of the ground road and the viaduct is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
Fig. 1 is a schematic structural diagram of a longitudinal section of a city-around elevated frame according to an embodiment of the present invention;
fig. 2 is a schematic top plan view of a city-around elevated frame according to an embodiment of the present invention;
fig. 3 is a schematic perspective view of a connecting bridge according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of an upper runway according to an embodiment of the invention;
fig. 5 is a schematic structural diagram of a lower runway according to an embodiment of the invention;
the reference numerals in the drawings denote the following, respectively:
1-longitudinal viaduct; 2-transverse viaduct; 3-closed loop traffic route; 4-a connecting bridge; 5, getting on a runway; 6, getting off a runway; 7-a tunnel; 8-longitudinal elevated section; 9-transverse elevated section;
10-single column bridge pier; 20-viaduct bridge body; 30-a load-bearing extension; 40-limiting piles; 50-protective coaming.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1, the present invention provides a small city-surrounding overhead structure, which provides a convenient and fast traffic passage for a mini-car, wherein the mini-car is a car with an engine displacement not exceeding 1.1L, a car body length, a car body width, a car body height not exceeding 3.8m, 1.6m and 2m, and a maximum cargo capacity not exceeding 600kg, taking a home car as an example, the small city-surrounding overhead structure of the present embodiment can provide a grid-shaped traffic system for the car, has a fast driving speed, avoids traffic congestion problems such as lane occupation of ground traffic, more traffic lights and the like, on one hand, the mini-car has a low bearing requirement on the overhead structure, so the overhead structure cost is relatively low, on the other hand, the pressure of road traffic is reduced, and a smooth traffic route is provided for large-sized cars such as buses and the like, thereby driving self-driving cars and public traffic cars by branches, the traffic convenience is improved in two ways, and the problem of traffic jam is reduced.
The small elevated frame in the ring city of this embodiment supports the viaduct pontic 20 that sets up including setting up single-column pier 10 on current road and through single-column pier 10, single-column pier 10 top all is provided with the extension portion 30 that bears that is used for bearing viaduct pontic 20, bear the extension portion 30 both sides and all be provided with and be used for the restriction spacing stake 40 of viaduct pontic 20, every all be provided with not less than one-way lane on the viaduct pontic 20, just the both sides of viaduct pontic 20 all are provided with protection bounding wall 50.
Compared with the conventional elevated frame, the small elevated frame of the city-around adopts a single-column structure, the occupied area is limited, the cost is low, the construction is fast, green plants can be planted in the area between the piers to form an isolation zone to replace the existing physical isolation, and the road can be beautified on the premise of optimizing the road structure and fully utilizing the three-dimensional space.
In addition, a plurality of culvert holes are arranged in parallel in the bearing extension part 30 to reduce the pressure on the pier while reducing the self-gravity, a plurality of connecting piles are arranged at the bottom of the bearing extension part 30, and an integrated structure is formed between the viaduct bridge body 20 and the bearing extension part 30 through concrete pouring molding. In the embodiment, since the single column form is adopted to reduce the occupation of the existing road, in order to prevent the overhead bridge deck from side turning and the like, an integrated structure is formed by concrete pouring, and in addition, in order to consider the vibration and the contraction of the bridge deck, a movable connection structure is arranged between every 3-5 bridge decks, the connection relationship is widely applied to the existing overhead bridge, and no specific limitation is made on the connection relationship.
Based on the single structure of the small viaduct, as shown in fig. 2 to 5, the embodiment further provides a transportation system applied to the small viaduct, specifically, the viaduct body 20 is divided into a plurality of longitudinal viaducts 1 and a plurality of transverse viaducts 2, each of the longitudinal viaducts 1 and the transverse viaducts 2 is a one-way lane, the number of lanes arranged is set according to the situation of a ground road, the traveling directions of two adjacent longitudinal viaducts 1 and two adjacent transverse viaducts 2 are opposite, the intersection area between the two longitudinal viaducts 1 and the two transverse viaducts 2 forms a working community, and the working community is specifically a residential area, a business area or an office area.
In the present invention, as shown in fig. 2, in the present embodiment, a grid-like traffic system can be formed by the viaduct, so that a three-dimensional traffic system of a micro-car can be formed on the premise of reducing the influence on the existing road traffic as much as possible.
In the embodiment, the intercommunication between the transverse and longitudinal viaducts is realized through the connecting bridge, so that the spatial traffic can be mutually linked, and further the spatial traffic can be linked with the existing road traffic through the upper runway and the lower runway, and the combination of the three-dimensional traffic and the existing road traffic is realized, so that the urban traffic efficiency is improved.
The longitudinal viaduct 1 and the transverse viaduct 2 are designed to be one-way lanes, so that the width requirements of the longitudinal viaduct 1 and the transverse viaduct 2 are low, the corresponding bridge piers 11 are small in size, the occupied area of a ground lane can be reduced, and the manufacturing cost of the viaduct is reduced.
The tail ends of any one of the longitudinal viaducts 1 and the transverse viaducts 2 are connected with peripheral roads, so that the connection between traffic in the center of a city and a peripheral traffic system is realized, vehicles in the city can be merged into the peripheral roads through the annular viaduct traffic system of the embodiment, the traffic pressure in the city is reduced, as an embodiment of the embodiment, vehicles in a certain cell can enter the urban roads at high speed without resistance through the traffic rules of the longitudinal viaduct 1 and the transverse viaduct 2 of the embodiment, the probability of vehicle congestion is reduced, and the problem of angular congestion in the city is solved.
The longitudinal viaduct 1 and the transverse viaduct 2 are both formed by using the structure of the small annular viaduct, the longitudinal viaduct 1 and the transverse viaduct 2 are provided with cross points, and a cross area can be formed between any two longitudinal viaducts 1 and any two transverse viaducts 2, so that the city center is divided into a plurality of grid communities, vehicles in each grid community can directly drive into the longitudinal viaduct 1 or the transverse viaduct 2, or vehicles on the longitudinal viaduct 1 or the transverse viaduct 2 can directly drive into the corresponding grid community and then directly drive out of the viaduct.
The vertical viaduct 1 and the transverse viaducts 2 which are distributed in a crossed mode form a plurality of closed-loop passing routes 3 which circulate along the clockwise direction, the closed-loop passing routes 3 are distributed at intervals in the transverse direction and the longitudinal direction, the closed-loop passing routes 3 are provided with connecting bridges 4 at the crossed positions of the vertical viaduct 1 and the transverse viaduct 2, the connecting bridges 4 are arranged at four included angle positions in the surrounding area of the closed-loop passing routes 3, and the connecting bridges 4 are arc-shaped unidirectional lanes or linear unidirectional lanes.
Because the driving directions of the two adjacent longitudinal viaducts 1 and the two adjacent transverse viaducts 2 are opposite, the closed-loop passing routes 3 are uniformly distributed at intervals in the transverse direction of each transverse viaduct 2, the closed-loop passing routes 3 are uniformly distributed at intervals in the longitudinal direction of each longitudinal viaduct 1, vehicles on the transverse viaducts 2 and the longitudinal viaducts 1 are subjected to lane changing treatment through the closed-loop passing routes 3, and the vehicles are changed into transverse lanes from the longitudinal lanes or longitudinal lanes from the transverse lanes.
As shown in fig. 2 to 5, each living and working community is provided with an upper runway 5 and a lower runway connected to the longitudinal viaduct 1 or the transverse viaduct 2, vehicles in all living and working communities enter the longitudinal viaduct 1 or the transverse viaduct 2 through the upper runway 5, and vehicles in all living and working communities exit the longitudinal viaduct 1 or the transverse viaduct 2 through the lower runway 6.
The longitudinal viaduct 1 is divided into a plurality of longitudinal viaduct sections 8 by the plurality of transverse viaducts 2, the transverse viaduct 2 is divided into a plurality of transverse viaduct sections 9 by the plurality of longitudinal viaduct sections 1, the living and working community is arranged in a space surrounded by the two transverse viaduct sections 9 and the two longitudinal viaduct sections 8, and the upper runway 5 and the lower runway 6 are respectively arranged on each transverse viaduct section 9 or each longitudinal viaduct section 8.
As an example of the present embodiment, in the grid community, the combination of the upper runway 5 and the lower runway 6 is set by selecting two transverse elevated road sections 9 distributed oppositely, or the combination of the upper runway 5 and the lower runway 6 is set by selecting two longitudinal elevated road sections 8 distributed oppositely, so that the traffic system of the present embodiment has a traffic system which operates efficiently and is fast without stay.
After vehicles in a certain cell enter the transverse viaduct 2 or the longitudinal viaduct 1 through the upper runway 5, the vehicles turn through the connecting bridges 4 adjacent to the vehicles until reaching the lower runway 6 of a desired area, the congestion situation can be reduced by the design of the one-way viaduct, a micro vehicle can go to any grid community on the gridded viaduct, the viaduct and a ground road are not required to be alternately used, the pressure of road traffic is reduced, the micro vehicle and the large vehicle independently run, and the traffic pressure of the ground road and the viaduct is reduced.
As shown in fig. 3, the intersections of the longitudinal viaduct 1 and the transverse viaduct 2 have a height difference for accommodating the passage of vehicles so that the vehicles form tunnels 7 at the intersections of the longitudinal viaduct 1 and the transverse viaduct 2, that is, the longitudinal viaduct 1 and the transverse viaduct 2 are arranged in an up-down stacking manner, and the longitudinal viaduct 1 may be selectively arranged above the transverse viaduct 2, or the transverse viaduct 2 may be selectively arranged above the longitudinal viaduct 1.
It should be further noted that the tunnel 7 in this embodiment may be generated by a height difference between the vertical viaduct 1 and the horizontal viaduct 2 stacked up and down, that is, the vertical viaduct 1 and the horizontal viaduct 2 also have a height difference in a non-tunnel section, or an arc-shaped recess of a lower bridge deck is generated, and at this time, the vertical viaduct 1 and the horizontal viaduct 2 are approximately equal in height in the non-tunnel section, so that a height difference is generated between the vertical viaduct 1 and the horizontal viaduct 2 corresponding to the tunnel 7.
Based on the round-the-city small elevated frame and the traffic system of the round-the-city small elevated frame, the invention also provides an operation method of the round-the-city small elevated frame, which comprises the following steps:
step 100, arranging transverse viaducts and longitudinal viaducts which pass in one direction and are distributed in a crossed mode on a main road, setting running modes of all the transverse viaducts and the longitudinal viaducts, and ensuring that the running directions of two adjacent transverse viaducts and the running directions of the longitudinal viaducts are opposite;
200, selecting a closed-loop passing route circulating along the clockwise direction according to the running directions of the transverse viaducts and the longitudinal viaducts, and erecting connecting bridges between the transverse viaducts and the longitudinal viaducts contained in the closed-loop passing route to realize steering;
300, arranging an upper runway and a lower runway which are opposite in driving direction in an interval separated by the transverse viaduct and the longitudinal viaduct, wherein the upper runway and the lower runway are arranged on two parallel transverse viaducts and/or longitudinal viaducts;
and step 400, performing one-way driving according to traffic rules.
In step 100, an area surrounded by two transverse viaducts and two longitudinal viaducts is a residential area or an office area, the upper runway and the lower runway are disposed in the area surrounded by any two transverse viaducts and any two longitudinal viaducts, vehicles in the residential area or the office area enter the transverse viaducts or the longitudinal viaducts through the upper runway, and vehicles on the transverse viaducts or the longitudinal viaducts enter the residential area or the office area through the lower runway.
The crossing of any transverse viaduct and any longitudinal viaduct is provided with a tunnel to realize one-way driving, and a connecting bridge is arranged between the transverse viaduct and the longitudinal viaduct in the closed-loop traffic route to realize steering driving.
The upper runways can be arranged into two or one, the same lower runways can be arranged into two or one, the upper runways and the lower runways are oppositely arranged, namely the upper runways are respectively arranged on two transverse viaducts or longitudinal viaducts to scatter flowers, and the two upper runways are vertically arranged, namely the upper runways are respectively arranged on the transverse viaducts or the longitudinal viaducts, so that the shortest path, the corresponding upper runways and the corresponding lower runways can be selected through GPS navigation.
Therefore, the residential area, the commercial area and the working area are divided into the grid communities, each grid community can directly drive into the city-surrounding elevated frame, the high efficiency and the rapidness are realized according to the traffic system of the city-surrounding elevated frame, the traffic jam probability is reduced, vehicles can drive along one direction of the elevated frame and can drive to a plurality of elevated frames through steering transfer, the city-surrounding traffic is realized by criss-cross crossing of the small elevated frames of the city-surrounding, no traffic light system is provided, the traffic jam problem caused by traffic light and road sharing is solved, the elevated frame and the road on the ground form a good cycle of vehicle traffic, and the traffic jam frequency is further reduced.
The above embodiments are only exemplary embodiments of the present application, and are not intended to limit the present application, and the protection scope of the present application is defined by the claims. Various modifications and equivalents may be made by those skilled in the art within the spirit and scope of the present application and such modifications and equivalents should also be considered to be within the scope of the present application.
Claims (9)
1. The utility model provides a little overhead frame in ring city, supports overpass pontic (20) that set up including single-column pier (10) and through single-column pier (10) that set up on current road, single-column pier (10) top all is provided with the extension portion (30) that bears that is used for bearing overpass pontic (20), bear extension portion (30) both sides and all be provided with and be used for the restriction spacing stake (40) of overpass pontic (20), every all be provided with not less than one way lane on overpass pontic (20), just the both sides of overpass pontic (20) all are provided with protection bounding wall (50).
2. A transportation system based on the small city ring elevated according to claim 1, characterized in that: the viaduct system comprises a plurality of longitudinal viaducts (1) and a plurality of transverse viaducts (2), wherein each longitudinal viaduct (1) and each transverse viaduct (2) are unidirectional lanes, the driving directions of two adjacent longitudinal viaducts (1) and two adjacent transverse viaducts (2) are opposite, and a cross region between the two longitudinal viaducts (1) and the two transverse viaducts (2) forms a living and working community;
the longitudinal viaduct (1) and the transverse viaducts (2) which are distributed in a crossed mode form a plurality of closed loop passing routes (3) circulating along the clockwise direction, the closed loop passing routes (3) are distributed at intervals in the transverse direction and the longitudinal direction, and connecting bridges (4) are arranged at the crossed positions of the longitudinal viaduct (1) and the transverse viaducts (2) of the closed loop passing routes (3);
an upper runway (5) and a lower runway which are connected with the longitudinal viaduct (1) or the transverse viaduct (2) are arranged in each living and working community, vehicles in all living and working communities drive into the longitudinal viaduct (1) or the transverse viaduct (2) through the upper runway (5), and vehicles in all living and working communities drive out of the longitudinal viaduct (1) or the transverse viaduct (2) through the lower runway (6).
3. The system of claim 2, wherein: the transverse viaduct (2) is used for dividing the longitudinal viaduct (1) into a plurality of longitudinal viaduct sections (8), the longitudinal viaduct (1) is used for dividing the transverse viaduct (2) into a plurality of transverse viaduct sections (9), the life and work community is arranged in a space surrounded by the two transverse viaduct sections (9) and the two longitudinal viaduct sections (8), and the upper runway (5) and the lower runway (6) are respectively arranged on the side of each transverse viaduct section (9) or each longitudinal viaduct section (8) close to a driver seat.
4. The system of claim 2, wherein: the tail ends of any one of the longitudinal viaduct bridges (1) and the transverse viaduct bridges (2) are connected with peripheral roads.
5. The system of claim 2, wherein: the crossing of the longitudinal viaduct (1) and the transverse viaduct (2) has a height difference for accommodating the traffic so that the vehicles form a tunnel (7) at the crossing of the longitudinal viaduct (1) and the transverse viaduct (2).
6. The system of claim 5, wherein: the connecting bridge (4) is arranged at four included angle positions in the surrounding area of the closed-loop passing route (3), and the connecting bridge (4) is an arc-shaped one-way lane or a straight one-way lane.
7. A method of operating a transportation system based on the small ring-city overhead of any one of claims 2 to 6, comprising the steps of:
step 100, arranging transverse viaducts and longitudinal viaducts which pass in one direction and are distributed in a crossed mode on a main road, setting running modes of all the transverse viaducts and the longitudinal viaducts, and ensuring that the running directions of two adjacent transverse viaducts and the running directions of two adjacent longitudinal viaducts are opposite;
200, selecting a closed-loop passing route circulating along the clockwise direction according to the running directions of the transverse viaducts and the longitudinal viaducts, and erecting connecting bridges between the transverse viaducts and the longitudinal viaducts contained in the closed-loop passing route to realize steering;
300, arranging an upper runway and a lower runway which are opposite in driving direction in a section separated by the transverse viaduct and the longitudinal viaduct, wherein the upper runway and the lower runway are arranged on the two parallel transverse viaducts or longitudinal viaducts;
and step 400, performing one-way driving according to traffic rules.
8. The method of claim 7, wherein the method further comprises: in step 100, an area surrounded by two transverse viaducts and two longitudinal viaducts is a residential area or an office area, the upper runway and the lower runway are disposed in the area surrounded by any two transverse viaducts and two longitudinal viaducts, vehicles in the residential area or the office area drive into the transverse viaducts or the longitudinal viaducts through the upper runway, and vehicles on the transverse viaducts or the longitudinal viaducts drive into the residential area or the office area through the lower runway.
9. The method of claim 8, wherein the method further comprises: the crossing of any one transverse viaduct and any one longitudinal viaduct is provided with a tunnel to realize one-way driving, and a connecting bridge is arranged between the transverse viaduct and the longitudinal viaduct in the closed-loop passing route to realize steering driving.
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Application publication date: 20211015 |