CN218951861U - Traffic safety induction active management and control system for traffic of interchange shunting area lanes adjacent to tunnel - Google Patents
Traffic safety induction active management and control system for traffic of interchange shunting area lanes adjacent to tunnel Download PDFInfo
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- CN218951861U CN218951861U CN202223023797.6U CN202223023797U CN218951861U CN 218951861 U CN218951861 U CN 218951861U CN 202223023797 U CN202223023797 U CN 202223023797U CN 218951861 U CN218951861 U CN 218951861U
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Abstract
The utility model relates to a traffic safety induction driving management and control system for an interchange shunting area lane adjacent to a tunnel. When a driver changes the road at the road section of the interchange diversion area, the driver can suddenly brake or even reverse the road when missing the opportunity, so that traffic accidents are caused. The system comprises a main line lane of an interchange shunting area adjacent to a tunnel, wherein the main line lane of the interchange shunting area is divided into a main line lane and a ramp along the line direction; a color pavement coating of a navigation starting section and a lane changing starting section is sequentially arranged on a main line lane of the interchange shunting area; an exit signboard is arranged above the outer side of the road in front of the ramp. The system is provided with a proper vehicle lane change interval, a mark and a marking line are arranged at proper specific positions, and meanwhile, lane change signals are sent to the vehicle-mounted unit by using road side equipment capable of sending the lane change signals, so that the vehicle can be guided to exit from the exit accurately, efficiently and controllably.
Description
Technical Field
The utility model relates to the technical field of road traffic safety, in particular to a traffic safety guidance driving management and control system for an interchange shunting area lane adjacent to a tunnel.
Background
The driving characteristics of the driver on the road section of the interchange diversion area (hereinafter referred to as a diversion area) are approximately expressed as a visual recognition interpretation exit forecast sign or after hearing navigation voice broadcast, the driver selects a proper position to drive the vehicle to change the lane from the inner lane to the outermost lane and drive out of the main line. Because the driver needs to change the lane in a limited area, the lane is often not successfully changed in time due to missing the opportunity, so that the driver acts as emergency brake and even reversing at high speed, and traffic accidents are caused. In the small clear distance road section (hereinafter referred to as "small clear distance road section") of the intercommunication type interchange and tunnel, due to the management mode that the tunnel road section prohibits road changing, a driver also needs to undergo a visual adaptation and recovery "clear adaptation" process when the driver exits from the tunnel, so that the section for judgment and operation is more limited, and the traffic safety risk is higher.
At present, 2km, 1km and 500m exit forenotice marks are commonly arranged in front of the expressway interchange exit according to related specification requirements, but the arrangement positions of the exit forenotice marks are in lack of correlation with the distance required by vehicle lane changing of an inner lane; the different design speeds or running speed forecast distances adopt fixed values, the time difference of the travel time from the vehicle to the exit position is large, the analysis has the defects of timeliness, controllability and the like, and the key exit forecast marks of the last 10s travel are lacking. At present, the current relevant specifications lack of definition of a diversion area before an interchange exit, technical requirements of the diversion area, special traffic organization management and control design aiming at the diversion area, special regulation or technical requirements of traffic organization standardization of the diversion area, and the following characteristics: the diversion area lacks road lane guiding arrow marks, including solid line marks necessary to limit lane changes; the theoretical support of setting positions and intervals is lacking when partial projects are set; the navigation prompt system is lack of standardization, lack of support of lane digital scene data and poor correlation with reasonable starting position of lane change of the vehicle.
The investigation and analysis of multiple causes of traffic accidents near the interchange exit are carried out, and most of the accidents are caused by forced lane changing, emergency braking, stagnation and the like near the interchange exit because vehicles do not timely change lanes to the outermost lane. The reason that a few vehicles can not change lanes to the outermost lane in advance is greatly related to the defect of timeliness, accuracy and controllability of traffic organization management in a diversion area. Therefore, a novel lane driving safety induction drive management and control system is required to be provided, and timeliness, accuracy and controllability of lane driving safety induction management and control are improved.
Disclosure of Invention
The utility model aims to provide a traffic safety induction drive management and control system for an interchange shunting area lane adjacent to a tunnel, which improves the timeliness, accuracy and controllability of traffic safety induction management and control of the lane and reduces the traffic safety risk of the interchange shunting area adjacent to the tunnel.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the system comprises an interchange shunting area main line lane adjacent to the tunnel, wherein the interchange shunting area main line lane is divided into a branch current main line lane and a ramp along the line direction;
a color pavement coating of a navigation starting section and a lane changing starting section is sequentially arranged on the main line lane of the interchange shunting area;
an exit signboard is arranged in front of the outer side of the road in front of the ramp.
Further, the system also comprises a road side device for sending out the lane change signal and an on-board unit for receiving the lane change signal, wherein the road side device is arranged outside a road adjacent to the navigation starting section.
Further, the inner lane and the secondary outer lane of the main line lane of the interchange shunting area are sequentially provided with a navigation starting interval and a lane changing starting interval.
Further, an exit forenotice signboard is arranged in front of the outer side of the road before the main line lane enters the ramp, and the position of the exit forenotice signboard corresponds to the position between the navigation starting section and the lane changing starting section of the inner lane.
Further, the starting point of the main line lane of the interchange shunting area is positioned behind the exit of the tunnel, and the exit signboard is positioned at the position of the main line lane of the interchange shunting area entering the ramp;
the exit forenotice signboard is positioned behind the starting point of the navigation starting section.
In another case, the starting point of the main line lane of the overpass shunting area is positioned in front of the exit of the tunnel, the tunnel is a short tunnel, a tunnel entrance sign board is arranged in front of the outer side of the road in front of the tunnel entrance, and the exit sign board is positioned in the tunnel;
the exit forenotice signboard is positioned behind the starting point of the navigation starting section.
In another case, the starting point of the main line lane of the intersection diversion area is located before the exit of the tunnel, the tunnel is a long tunnel, and the exit sign board is located in the tunnel.
Compared with the prior art, the utility model has the following beneficial effects:
the system is arranged on a small clear distance road section of an interchange and tunnel, a navigation starting section and a lane changing starting section of a lane are arranged, an exit forecast signboard and a lane changing limiting marking are assisted, and lane changing signals are sent to a vehicle-mounted unit by using road side equipment capable of sending the lane changing signals, so that vehicles are guided to exit from the exit in a proper section accurately, efficiently and controllably, the traffic drive management and control service level is improved, the traffic operation safety of the small clear distance road section is ensured, and the purpose of overall controllable traffic risks of the small clear distance road section is achieved.
In addition, the utility model provides the driving safety induction active management and control system for the small-clearance road section diversion area lanes in various scenes including different lanes, different clearance distances and the like, so as to adapt to the application requirements of different specific engineering projects, and the system has the advantages of high flexibility, easiness in operation, low cost, good efficacy and the like.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other embodiments of the drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural diagram of embodiment 1 of the present utility model.
Fig. 2 is a schematic structural diagram of embodiment 2 of the present utility model.
Fig. 3 is a schematic structural diagram of embodiment 3 of the present utility model.
The marks in the figure are as follows:
the system comprises a main line lane of a 1-interchange diversion area, a 2-diversion main line lane, a 3-ramp, a 4-tunnel, a 5-inner lane, a 6-secondary outer lane, a 7-outer lane, an 8-exit forenotice signboard, a 9-exit signboard, a 10-navigation starting section, a 11-track changing starting section, a 12-limit track changing marking line and a 13-tunnel entrance signboard.
Detailed Description
In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. The drawings illustrate preferred embodiments of the utility model. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
In the description of this patent, it should be understood that the directions or positional relationships indicated by the terms "front", "rear", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of description of the patent and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the patent.
In the specific embodiment, the left-to-right direction in fig. 1, that is, the vehicle traveling direction is defined as front-to-rear, and the descriptions specifically referred to are "front", "rear". The lower side in fig. 1 is defined as the road outside, and the upper side is defined as the road inside.
The utility model provides a traffic safety induction drive management and control system for an interchange shunting area lane adjacent to a tunnel, which comprises an interchange shunting area main line lane 1 adjacent to a tunnel 4. If the line is a bidirectional four-lane, the main line lane 1 of the interchange shunting area comprises an outer lane 7 and an inner lane 5; if the line is a bidirectional six-lane line, the main line lane 1 of the interchange shunting area comprises an outer lane 7, a secondary outer lane 6 and an inner lane 5; if the route is a bidirectional eight-lane, the main line lane 1 of the interchange shunting area comprises an outer lane 7, two secondary outer lanes 6 and an inner lane 5. The interchange diversion area main line lane 1 is divided into a diversion main line lane 2 and a ramp 3 along the line direction. The main line lane 1 of the interchange shunting area is sequentially provided with a navigation starting area 10 and a lane changing starting area 11. An exit signboard 9 is arranged in front of the outer side of the road in front of the ramp 3.
As shown in fig. 1, a color pavement coating of a navigation start section 10 and a lane change start section 11 is sequentially arranged on an inner lane 5 and a secondary outer lane 6 of a main lane 1 of an interchange shunting area. The navigation start section 10 is AC and EG, and the channel change start section 11 is BD and FH. The required lane change time of the secondary outside lane 6 is short, and therefore, the navigation start section 10 and the lane change start section 11 of the secondary outside lane 6 are located after the navigation start section 10 and the lane change start section 11 of the inside lane 5. The navigation starting section 10 and the lane changing starting section 11 are partially overlapped, and the color of the color pavement coating of the overlapped part is consistent with that of the lane changing starting section 11.
In some embodiments, an exit forenotice signboard 8 is further disposed in front of the outside of the road before the main lane 1 enters the ramp, and the exit forenotice signboard 8 is located after the start point of the navigation start section 10, and corresponds to the space between the navigation start section 10 and the lane change start section 11 of the inner lane 5, so that the driver of the inner lane can know the lane change prompt as soon as possible.
As in embodiment 1 of fig. 1, the start point of the main line lane 1 of the interchange and the diversion area is located after the exit of the tunnel 4, in which case the exit sign 9 is located where the main line lane 1 of the interchange and diversion area enters the ramp 3. The front of the outer side of the road before the main line lane 1 enters the ramp is also provided with an exit forenotice signboard 8, and the exit forenotice signboard 8 is positioned behind the starting point of the navigation starting section 10.
As in embodiment 2 of fig. 2, the start point of the main line lane 1 of the intersection diversion area is located before the exit of the tunnel 4, the tunnel 4 is a short tunnel, a tunnel entrance sign 13 is provided above the outside of the road before the entrance of the tunnel 4, and the exit sign 9 is located in the tunnel. The front of the outer side of the road before the main line lane 1 enters the ramp is also provided with an exit forenotice signboard 8, and the exit forenotice signboard 8 is positioned behind the starting point of the navigation starting section 10.
As in embodiment 3 of fig. 3, the start point of the main line lane 1 of the intersection diversion area is located before the exit of the tunnel 4, and the tunnel 4 is a long tunnel, and the exit sign 9 is located in the tunnel.
And a lane change limiting mark 12 is arranged behind the lane change interval of the inner lane 5 and the secondary outer lane 6, so that driving safety is ensured.
The system further comprises a road side device for emitting a lane change signal and an on-board unit for receiving the lane change signal, the road side device being arranged outside the road adjacent to the navigation initiation interval 10. The road side equipment continuously sends out a lane changing signal, when a vehicle enters the signal range of the road side equipment, the lane changing signal can be received through the vehicle-mounted unit, and the vehicle-mounted unit can prompt a driver to change lanes by voice broadcasting. The Road Side equipment refers to existing intelligent Road Side equipment (RSU) at present, and can realize comprehensive information interaction between the roads together with the vehicle-mounted Unit.
According to the traffic flow characteristics of the traffic flow division areas of the interchange and tunnel small clear distance road sections, the utility model sets a proper vehicle lane change interval, sets marks and graticules at proper specific positions, simultaneously utilizes road side equipment to send information for lane change to the vehicle-mounted unit, and can accurately, efficiently and controllably guide the vehicle lane change to exit in the proper interval through voice prompt positions and contents.
The foregoing description of the utility model has been presented for purposes of illustration and description, and is not intended to be limiting. Several simple deductions, modifications or substitutions may also be made by a person skilled in the art to which the utility model pertains, based on the idea of the utility model.
Claims (7)
1. The traffic safety induction drive management and control system for the traffic of the traffic division area of the interchange adjacent to the tunnel is characterized in that:
the system comprises an interchange diversion area main line lane (1) adjacent to a tunnel (4), wherein the interchange diversion area main line lane (1) is divided into a diversion main line lane (2) and a ramp (3) along the line direction;
a color pavement coating of a navigation starting section (10) and a track changing starting section (11) is sequentially arranged on the main line lane (1) of the interchange shunting area;
an exit signboard (9) is arranged in front of the outer side of the road in front of the ramp (3).
2. The system according to claim 1, wherein:
the system further comprises a road side device for sending out a lane change signal and an on-board unit for receiving the lane change signal, the road side device being arranged outside the road adjacent to the navigation initiation interval (10).
3. The system according to claim 2, wherein:
the color pavement coating of the navigation starting section (10) and the lane changing starting section (11) is sequentially arranged on the inner lane (5) and the secondary outer lane (6) of the main lane (1) of the interchange shunting area.
4. A system according to claim 3, characterized in that:
an exit forenotice signboard (8) is arranged in front of the outer side of the road before the main line lane (1) of the interchange diversion area enters the ramp, and the position of the exit forenotice signboard (8) corresponds to the position between the navigation starting section (10) and the lane changing starting section (11) of the inner lane (5).
5. The system according to claim 4, wherein:
the starting point of the main line lane (1) of the interchange shunting area is positioned behind the exit of the tunnel (4), and the exit signboard (9) is positioned at the position of the main line lane (1) of the interchange shunting area entering the ramp (3);
the exit forenotice signboard (8) is positioned behind the starting point of the navigation starting section (10).
6. The system according to claim 4, wherein:
the starting point of the main line lane (1) of the interchange diversion area is positioned in front of the outlet of the tunnel (4), the tunnel (4) is a short tunnel, a tunnel entrance signpost (13) is arranged in front of the outer side of a road in front of the entrance of the tunnel (4), and the outlet signpost (9) is positioned in the tunnel;
the exit forenotice signboard (8) is positioned behind the starting point of the navigation starting section (10).
7. A system according to claim 3, characterized in that:
the starting point of the main line lane (1) of the interchange diversion area is positioned in front of the outlet of the tunnel (4), the tunnel (4) is a long tunnel, and the outlet signboard (9) is positioned in the tunnel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223023797.6U CN218951861U (en) | 2022-11-14 | 2022-11-14 | Traffic safety induction active management and control system for traffic of interchange shunting area lanes adjacent to tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223023797.6U CN218951861U (en) | 2022-11-14 | 2022-11-14 | Traffic safety induction active management and control system for traffic of interchange shunting area lanes adjacent to tunnel |
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| Publication Number | Publication Date |
|---|---|
| CN218951861U true CN218951861U (en) | 2023-05-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202223023797.6U Active CN218951861U (en) | 2022-11-14 | 2022-11-14 | Traffic safety induction active management and control system for traffic of interchange shunting area lanes adjacent to tunnel |
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| Country | Link |
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| CN (1) | CN218951861U (en) |
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- 2022-11-14 CN CN202223023797.6U patent/CN218951861U/en active Active
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