CN216957175U - Warning system for pedestrian safety crossing and vehicle right turning at road intersection - Google Patents
Warning system for pedestrian safety crossing and vehicle right turning at road intersection Download PDFInfo
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- CN216957175U CN216957175U CN202220205489.6U CN202220205489U CN216957175U CN 216957175 U CN216957175 U CN 216957175U CN 202220205489 U CN202220205489 U CN 202220205489U CN 216957175 U CN216957175 U CN 216957175U
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Abstract
The utility model discloses a warning system for pedestrian safety crossing and vehicle right turning at a road intersection, belonging to the technical field of road safety and comprising: the system comprises a vehicle geomagnetic sensing detector, a column type warning device, a variable frequency warning lamp, a pedestrian radar detector, a ground-embedded type reflector lamp and a ground warning information device; the vehicle geomagnetic sensing detector is arranged on a right-turn lane of a road intersection, and a vehicle speed and traffic flow signal output end of the vehicle geomagnetic sensing detector is connected with the column type warning device and the variable-frequency warning lamp; the column type warning device is arranged on one side, close to the right-turn lane, of the pedestrian crosswalk, and the variable-frequency warning lamp and the pedestrian radar detector are both located on the column type warning device; the ground-embedded reflector lamp and the ground warning information device are arranged on a right-turn lane, and the pedestrian crossing signal output end of the pedestrian radar detector is connected with the ground-embedded reflector lamp and the ground warning information device. The traffic information of the right-turning vehicles is provided for the street-crossing pedestrians, and the street-crossing pedestrian information is also provided for the right-turning vehicles.
Description
Technical Field
The utility model belongs to the technical field of road safety, and particularly relates to a warning system for pedestrian safety crossing and vehicle right turning at a road intersection.
Background
With the rapid development of urban traffic, the number of urban road intersections also increases. At the existing urban road intersection, traffic conflict between right-turn vehicles and pedestrians during street crossing is a great potential safety hazard. On one hand, the urban road intersection only carries out signal lamp control on the traffic flow direction in the straight-going and left-turning directions, but generally does not carry out lamp control on vehicles turning to the right, when a red lamp of a signal lamp of a motor vehicle in a certain direction is lighted, a green lamp of a pedestrian signal lamp is lighted, the straight-going and left-turning directions cannot pass, the vehicles turning to the right can pass, pedestrians can pass through the street, and traffic conflict exists between the two; on the other hand, during the red light, the straight-going and left-turning vehicles can block the sight lines of the right-turning vehicles and the street pedestrians, the right-turning vehicles and the street pedestrians cannot acquire the traffic dynamic information of both sides in time, the traditional traffic safety facilities cannot solve the problem, and great loss on life and property safety is brought to drivers and pedestrians.
Aiming at the conflict phenomenon that vehicles turning right at an urban road intersection and pedestrians cross the street, the existing research is that the vehicles turning right are only used for warning, the warning of the pedestrians crossing the street is rarely involved, all traffic participants can exert subjective initiative and obtain traffic dynamic information of the other side, and the traffic accidents can be actively avoided instead of being used as passive persons singly, so that certain limitation exists.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects or the improvement requirements of the prior art, the utility model provides a warning system capable of simultaneously warning right-turning vehicles and street-crossing pedestrians, which provides double insurance for road traffic safety, namely provides a road intersection pedestrian safety street-crossing and vehicle right-turning warning system, and solves the technical problem of potential traffic safety hazards caused by the fact that the right-turning vehicles at urban road intersections are not controlled by traffic lights, and straight-going vehicles and left-turning vehicles at the entrance lane of the same intersection block the sight between the right-turning vehicles and the street-crossing pedestrians during red light.
In order to achieve the above object, the present invention provides a warning system for pedestrian safety crossing and vehicle right turning at a road intersection, comprising: the system comprises a vehicle geomagnetic sensing detector, a column type warning device, a variable frequency warning lamp, a pedestrian radar detector, a ground-embedded type reflector lamp, a ground warning information device and a power supply line;
the vehicle geomagnetic sensing detector is arranged on a right-turn lane of a road intersection, and a vehicle speed traffic flow signal output end of the vehicle geomagnetic sensing detector is connected with an input signal end of the column type warning device and an input signal end of the variable-frequency warning lamp through the power supply line;
the column type warning device is arranged on one side, close to a right-turn lane, of the pedestrian crosswalk, and the variable-frequency warning lamp and the pedestrian radar detector are both located on the column type warning device;
the ground-embedded type reflector lamp and the ground warning information device are arranged on a right-turn lane, and a pedestrian street-crossing signal output end of the pedestrian radar detector is connected with an input signal end of the ground-embedded type reflector lamp and an input signal end of the ground warning information device through the power supply line.
In some optional embodiments, the vehicle geomagnetic sensing detector is buried, is used in a group with a right-turn guide arrow mark line in a right-turn lane of an intersection, and is placed in front of the mark line.
In some optional embodiments, not less than 2 of the vehicle geomagnetic sensing detectors are arranged in one right-turn lane.
In some optional embodiments, the column-type warning device is used with the variable frequency warning lamp.
In some alternative embodiments, the ground-embedded reflector lamp is used in conjunction with the ground warning information device.
In some optional embodiments, the warning information board on the column warning device and the variable frequency warning lamp face the pedestrian crossing position.
In some optional embodiments, the ground-embedded reflector lamp is arranged at three positions in the right-turn lane, the first position is in front of the stop line, the second position is positioned at the right side of the left-side guidance lane line of the right-turn lane, and the third position is positioned at the left side of the right-side guidance lane line of the right-turn lane.
In some optional embodiments, the ground warning information device is a light-emitting text panel.
In some optional embodiments, the power supply line is connected through a street lamp power grid or an information lamp power grid.
In general, compared with the prior art, the above technical solution contemplated by the present invention can achieve the following beneficial effects:
1. the utility model relates to a road intersection pedestrian safety street-crossing and vehicle right-turning warning system which provides traffic information of right-turning vehicles for pedestrians crossing a street and provides pedestrian information of the street-crossing vehicles for the right-turning vehicles through a vehicle geomagnetic sensing detector, a column type warning device, a variable frequency warning lamp, a pedestrian radar detector, an embedded reflector lamp, a ground warning information device and a power supply line.
2. The frequency conversion warning lamp and the ground-embedded type reflector lamp can actually adjust the flicker frequency according to the actual right-turn vehicle speed and the actual number of the pedestrians crossing the street, and effectively reflect the traffic condition.
3. All warning devices do not emit light when no pedestrian cross the street or a right-turning vehicle, and twinkle and emit light when traffic behaviors exist, so that the warning effect is achieved.
4. The geomagnetic sensor is basically not influenced by external factors such as environmental road conditions and weather, and has the advantages of small volume, convenience in installation and maintenance and high detection precision.
Drawings
FIG. 1 is a schematic plan view of a system for warning pedestrians and vehicles turning right at a road intersection in accordance with an embodiment of the present invention;
FIG. 2 is a schematic plan view of a pedestrian safety crossing and vehicle right-turn warning system for an intersection entrance lane according to an embodiment of the present invention;
fig. 3 is a schematic view of a pillar-type warning device according to an embodiment of the present invention;
FIG. 4 is a schematic diagram of a pedestrian crossing warning circuit according to an embodiment of the present invention;
FIG. 5 is a schematic diagram of a warning circuit for a right turn vehicle according to an embodiment of the present invention;
wherein: 1. a vehicle geomagnetic sensing detector; 2. a ground-embedded reflector lamp; 3. a column type warning device; 4. a frequency conversion warning lamp; 5. a pedestrian radar detector; 6. a ground warning information device; 7. a power supply line.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
In the present examples, "first", "second", etc. are used for distinguishing different objects, and are not used for describing a specific order or sequence.
As shown in fig. 1, a schematic plan view of a pedestrian safety crossing and vehicle right turning warning system at a road intersection. The geomagnetic sensing detector 1 of the vehicle is arranged on a right-turn lane at a road intersection, when the vehicle passes by, the geomagnetic sensing detector 1 of the vehicle transmits a vehicle speed traffic signal to the column type warning device 3 through the power supply line 7, at the moment, warning information in the column type warning device 3 and the frequency conversion warning lamp 4 attached to the upper part flicker simultaneously, so that pedestrians crossing the street are warned, and the circuit schematic diagram is shown in fig. 5. A pedestrian radar detector 5 is arranged on a rod piece of the vertical column type warning device 3 arranged on one side (close to the right-turn lane) of the pedestrian crossing to detect pedestrian crossing signals; when a pedestrian crosses the street, the pedestrian radar detector 5 detects that the pedestrian crosses the street, a pedestrian crossing signal is transmitted to the embedded reflector lamp 2 and the ground warning information device 6 through the power supply line 7, at the moment, the embedded reflector lamp 2 and the ground warning information device 6 emit flashing yellow light to warn a right-turning vehicle, and the circuit schematic diagram is shown in fig. 4.
As shown in fig. 2, a schematic plan layout of a pedestrian safety crossing and vehicle right-turning warning system at an entrance lane of an intersection is shown. The vehicle geomagnetic sensing detector 1 is buried, is matched with a right-turn guide arrow mark of a right-turn lane at an intersection for use in a group, and is placed 50cm in front of the mark; the distance between the geomagnetic sensing detectors 1 of the vehicle is 30m, the geomagnetic sensing detectors can also be arranged in a matched manner according to the number of actual right-turn guide arrows, and one right-turn lane is not less than 2. The vehicle geomagnetic sensor detector 1 can detect the speed and flow of vehicles driving right, and transmits the speed and flow to the column type warning device 3 through the power supply line 7.
The ground-embedded type reflector lamps 2 are arranged at three positions of the right-turn lane, namely, 10cm in front of the stop line, 75cm at intervals and generally 4 reflector lamps; secondly, the left side of the right turning lane is 5cm at the right side of the guide lane line, the interval is 300cm, the length is distributed according to the actual length of the guide lane line, and the length is generally 30 m; and thirdly, the left side of a guide lane line on the right side of the right-turn lane is 5cm, the interval is 300cm, and the laying length is consistent with that of the guide lane line on the left side of the right-turn lane. The ground-embedded reflector lamp 2 can automatically adjust the flicker frequency according to the number of the pedestrians crossing the street, and the flicker frequency is faster when the number of the pedestrians crossing the street is larger.
The ground warning information device 6 is a luminous text panel, the text is 'speed reduction and way giving', when a pedestrian passes through a street, the ground warning information device twinkles and emits light, and the distance between the ground warning information device and the stop line is 30 cm.
As shown in fig. 3, the schematic diagram of the pillar-type warning device 3 is used in cooperation with the frequency conversion warning lamp 4 attached to the upper part of the rod. The lowest part of the rod is provided with a pedestrian radar detector 5; the upper part is provided with a frequency conversion warning lamp 4; the middle part is a warning information board, when a vehicle passes through the geomagnetic vehicle sensor, the warning characters 'pay attention to the right-turning vehicle' and the variable-frequency warning lamp 4 twinkle and emit yellow light at the same time; the frequency conversion warning light 4 can automatically adjust the flicker frequency according to the running speed of the right-turn vehicle, and the flicker frequency is higher when the right-turn vehicle is faster.
The column type warning device 3 is arranged on the side close to the right-turn lane, and the warning information and the variable frequency warning lamp face the pedestrian crossing position to warn the crossing pedestrians.
All devices needing electricity are connected to a street lamp power grid or an information lamp power grid.
It should be noted that, although the present invention has been described in detail with reference to the embodiments, it will be apparent to those skilled in the art that modifications, equivalents, improvements and the like can be made in the embodiments or some of the features of the embodiments without departing from the spirit and the principle of the present invention.
Claims (9)
1. The utility model provides a road intersection pedestrian safety crosses street and vehicle warning system that turns to the right, its characterized in that includes: the device comprises a vehicle geomagnetic sensing detector, a column type warning device, a frequency conversion warning lamp, a pedestrian radar detector, a ground-embedded type reflector lamp, a ground warning information device and a power supply line;
the vehicle geomagnetic sensing detector is arranged on a right-turn lane of a road intersection, and a vehicle speed traffic flow signal output end of the vehicle geomagnetic sensing detector is connected with an input signal end of the column type warning device and an input signal end of the variable-frequency warning lamp through the power supply line;
the column type warning device is arranged on one side, close to a right-turn lane, of the pedestrian crosswalk, and the variable-frequency warning lamp and the pedestrian radar detector are both located on the column type warning device;
the ground-embedded type reflector lamp and the ground warning information device are arranged on a right-turn lane, and a pedestrian street-crossing signal output end of the pedestrian radar detector is connected with an input signal end of the ground-embedded type reflector lamp and an input signal end of the ground warning information device through the power supply line.
2. The system of claim 1, wherein the vehicle geomagnetic sensor detector is buried, is used in a group with a right-turn guide arrow marking in a right-turn lane of the intersection, and is placed in front of the marking.
3. The system according to claim 2, wherein not less than 2 of the vehicle geomagnetic sensing detectors are arranged in one right-turn lane.
4. The system of claim 1, wherein the post-type warning device is used in conjunction with the variable frequency warning light.
5. The system of claim 1, wherein the ground-based reflector lamp is used in conjunction with the ground-based warning information device.
6. The system of claim 4, wherein the warning message board and the variable frequency warning light on the pillar warning device face the crosswalk location.
7. The system of claim 5, wherein the ground-based reflector is disposed in the right-turn lane at three locations, a first location being in front of the stop line, a second location being on the right side of the left-hand lane guide, and a third location being on the left side of the right-hand lane guide.
8. The system of claim 7, wherein the ground alert information device is a lighted text panel.
9. The system of claim 1, wherein the power supply line is accessed through a street light power grid or a message light power grid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220205489.6U CN216957175U (en) | 2022-01-25 | 2022-01-25 | Warning system for pedestrian safety crossing and vehicle right turning at road intersection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220205489.6U CN216957175U (en) | 2022-01-25 | 2022-01-25 | Warning system for pedestrian safety crossing and vehicle right turning at road intersection |
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| CN216957175U true CN216957175U (en) | 2022-07-12 |
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| CN202220205489.6U Active CN216957175U (en) | 2022-01-25 | 2022-01-25 | Warning system for pedestrian safety crossing and vehicle right turning at road intersection |
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