阅读说明：本技术 一种高等级道路雾区自解释车速控制系统 (High-grade road fog zone self-interpretation vehicle speed control system ) 是由 杜志刚 雷凯婷 郑号染 梅家林 于 2020-12-25 设计创作，主要内容包括：本发明涉及高等级道路的交通安全技术领域,特指一种高等级道路雾区自解释车速控制系统,适用于限速80～100km/h的高等级道路,包括路面诱导系统与标志诱导系统,路面诱导系统包括设于易形成雾天气高等级道路路段两侧的椭圆地面标记以及设于雾天限速区路段中路面上的鱼骨形车距确认标线,标志诱导系统包括设于雾天限速区前2km的预告标志一、设于雾天限速区前1km的预告标志二、设于雾天限速区前500m的预告标志三、设于雾天限速区起点的雾天限速区起点警示标志、设于雾天限速区路段中位置的雾天限速区路段标志、设于雾天限速区路段两侧的警示型线形诱导标、设于雾天限速区终点的雾天限速区结束标志与设于雾天限速区起点和路段中位置的不同程度雾天条件下限速标志。(The invention relates to the technical field of traffic safety of high-grade roads, in particular to a high-grade road fog area self-interpretation vehicle speed control system which is suitable for a high-grade road with a speed limit of 80-100 km/h and comprises a road surface induction system and a mark induction system, wherein the road surface induction system comprises oval ground marks arranged on two sides of a high-grade road section easy to form fog weather and fishbone-shaped vehicle distance confirmation mark lines arranged on a road surface in a fog weather speed limit area section, the mark induction system comprises a forenotice mark I arranged 2km before the fog weather speed limit area, a forenotice mark II arranged 1km before the fog weather speed limit area, a forenotice mark III arranged 500m before the fog weather speed limit area, a fog weather area starting point warning mark arranged at the starting point of the fog weather speed limit area, a fog weather speed limit area section mark arranged at the middle position of the fog weather speed limit area section, warning type linear induction marks arranged on two sides of the fog weather speed limit area section, The fog day speed limit area ending mark arranged at the end point of the fog day speed limit area and the fog day condition speed limit marks with different degrees arranged at the starting point of the fog day speed limit area and the middle position of the road section.)

1. A high-grade road fog area self-interpretation vehicle speed control system is characterized in that: the road surface induction system comprises oval ground marks (1) continuously arranged on two sides of a high-grade road section which is easy to form foggy weather and fishbone-shaped vehicle distance confirmation marking lines (2) arranged on the road surface in the foggy speed limit area section, wherein the mark induction system comprises a first advance notice mark (3) arranged 2km ahead of the foggy speed limit area, a second advance notice mark (4) arranged 1km ahead of the foggy speed limit area, a third advance notice mark (5) arranged 500m ahead of the foggy speed limit area, a foggy speed limit area starting point warning mark (6) arranged at the starting point of the foggy speed limit area, a foggy speed limit area section mark (7) arranged at the middle position of the foggy speed limit area section, warning type line shape induction marks (8) arranged on two sides of the foggy speed limit area section, a foggy speed limit area ending mark (9) arranged at the end point of the foggy speed limit area and different degrees of the positions in the fogg And (5) a speed limit mark (10) under the fog condition.

2. The high-grade road fog region self-interpretation vehicle speed control system as claimed in claim 1, wherein: the distance between the oval ground marks (1) is 25m, two semi-ovals are respectively arranged on two sides of the pavement marking to form the oval ground mark, the distance between the major axis of each semi-ellipse and the pavement marking is 3-5 cm, and the ratio of the major axis to the minor axis of each semi-ellipse is 2.5: 1-3: 1.

3. the high-grade road fog region self-interpretation vehicle speed control system as claimed in claim 1, wherein: the fishbone-shaped vehicle distance confirmation marking (2) is arranged at an angle of 60-75 degrees, one marking is arranged at intervals of 2.5m, two markings are continuously arranged to form one block, three blocks are repeatedly arranged at intervals of 25m to form a group, and a group is arranged at intervals of 3-5 km on a road section.

4. The high-grade road fog region self-interpretation vehicle speed control system as claimed in claim 1, wherein: the forenotice sign I (3), the forenotice sign II (4) and the forenotice sign III (5) are all road side low-order single-column signs, white characters with green bottoms are vertically arranged, and the size of the digital characters is 1.2-1.5 times that of the Chinese characters.

5. The high-grade road fog region self-interpretation vehicle speed control system as claimed in claim 1, wherein: the foggy day speed limit area starting point warning sign (6) and the foggy day speed limit area ending sign (9) are roadside low-order single-column signs, the foggy day speed limit area starting point warning sign (6) is in a yellow bottom white character shape, the foggy day speed limit area ending sign (9) is in a green bottom white character shape, and characters are vertically arranged.

6. The high-grade road fog region self-interpretation vehicle speed control system as claimed in claim 1, wherein: the road section mark (7) of the speed-limiting area in the foggy weather adopts a low-order single-column mark on the right side of the road, is white in green bottom, is vertically arranged, is additionally provided with a left-side driving arrow below the characters, is arranged at an interval of 3-5 km, and is matched with the fishbone-shaped vehicle distance confirming mark line (2) for use.

7. The high-grade road fog region self-interpretation vehicle speed control system as claimed in claim 1, wherein: the warning molded lines shape induction mark (8) adopts a low-order single-column type mark, the color of a reflective film of the warning molded lines shape induction mark is yellow and black, the line inclination angle is 45 degrees, the length is 1.2 m-1.5 m, the width is 30-40 cm, the height is 2-3 m, five lines are repeatedly arranged at an interval of 50m to form a group, and a group is arranged at an interval of 1km on a road section.

8. The high-grade road fog region self-interpretation vehicle speed control system as claimed in claim 1, wherein: the speed limiting signs (10) under the foggy weather conditions with different degrees adopt high-level cantilever type signs, and the signs comprise three solid circular patterns corresponding to the speed limit of 80km/h, two solid circular patterns corresponding to the speed limit of 60km/h, one solid circular pattern corresponding to the speed limit of 40km/h and 20km/h speed limit corresponding to no circular pattern.

Technical Field

The invention relates to the technical field of traffic safety of high-grade roads, in particular to a self-interpretation vehicle speed control system for a fog area of a high-grade road, which is suitable for the high-grade road with the speed limit of 80-100 km/h.

Background

In recent years, the fog weather in our country is more frequent, and the method brings serious threats to the road traffic safety, particularly the safety of high-grade roads. On one hand, in foggy weather, the driving environment is deteriorated due to rapid reduction of visibility, the vision distance of a driver is insufficient, the vision contrast is reduced and the distortion is accompanied, and the condition of a front road cannot be correctly judged, so that the distance between vehicles is reduced; on the other hand, the speed limit standard for roads under ordinary conditions cannot be completely applicable to bad weather such as foggy days, the speed of a driver needs to be reduced appropriately according to the conditions, but at present, China lacks guidance for limiting the speed of vehicles on high-grade roads in foggy days, so that the driving of the driver is difficult due to the lack of layering, systematicness and accuracy of road directing information, congestion and traffic accidents of the high-grade roads are caused, and the traffic environment of an area is influenced. Therefore, there is a need for improvements in the prior art.

Disclosure of Invention

Aiming at the problems, the invention provides a high-grade road fog area self-interpretation vehicle speed control system, which is used for carrying out speed limit guidance on vehicles on a high-grade road with speed limit of 80-100 km/h under the condition of foggy weather of different degrees so as to achieve the effects of limiting the vehicle speed and controlling the vehicle distance under the condition of foggy weather and improving the safety of the high-grade road.

In order to achieve the purpose, the technical scheme applied by the invention is as follows:

a self-interpretation vehicle speed control system for a high-grade road fog area comprises a road surface induction system and a mark induction system, wherein the road surface induction system comprises oval ground marks continuously arranged on two sides of a high-grade road section which is easy to form fog weather and fishbone-shaped vehicle distance confirmation marking lines arranged on the road surface in a fog speed limit area section, the sign induction system comprises a forenotice sign I which is arranged 2km before a foggy day speed limit area, a forenotice sign II which is arranged 1km before the foggy day speed limit area, a forenotice sign III which is arranged 500m before the foggy day speed limit area, a foggy day speed limit area starting point warning sign which is arranged at the starting point of the foggy day speed limit area, a foggy day speed limit area road sign which is arranged at the middle position of a foggy day speed limit area road section, warning type line shape induction signs which are arranged at two sides of the foggy day speed limit area road section, a foggy day speed limit area ending sign which is arranged at the end point of the foggy day speed limit area, and foggy day.

According to the scheme, the distance between the oval ground marks is 25m, two semi-ovals are respectively arranged on two sides of the road marking to form the oval ground mark, the distance between the major axis of each semi-ellipse and the road marking is 3-5 cm, and the ratio of the major axis to the minor axis of each semi-ellipse is 2.5: 1-3: 1.

according to the scheme, the fishbone-shaped vehicle distance confirmation marking is arranged at an angle of 60-75 degrees, one marking is arranged at intervals of 2.5m, two markings are continuously arranged to form one block, three blocks are repeatedly arranged at intervals of 25m to form one group, and one group is arranged at intervals of 3-5 km on a road section.

According to the scheme, the first forenotice sign, the second forenotice sign and the third forenotice sign are road side low-order single-column signs, white characters with green bottoms are vertically arranged, and the size of the number font is 1.2-1.5 times that of the Chinese characters.

According to the scheme, the starting point warning signs and the ending signs of the fog speed limit areas are roadside low-order single-column signs, the starting point warning signs of the fog speed limit areas are white characters with yellow bottoms, the ending signs of the fog speed limit areas are white characters with green bottoms, and the characters are vertically arranged.

According to the scheme, the road section signs of the speed-limiting area in the foggy weather adopt low-order single-column signs on the right side of the road, the characters are in white characters with green bottoms, the characters are vertically arranged, a driving arrow head which is close to the left side is additionally arranged below the characters, the set distance is 3-5 km, and the driving arrow head is matched with fishbone-shaped vehicle distance confirming marking lines for use.

According to the scheme, the warning molded line shape induction mark adopts a low-position single-column type mark, the color of a reflective film of the warning molded line shape induction mark is yellow and black, the line inclination angle is 45 degrees, the length is 1.2-1.5 m, the width is 30-40 cm, the height is 2-3 m, five lines are repeatedly arranged at an interval of 50m to form a group, and a group is arranged at an interval of 1km on a road section.

According to the scheme, the speed limiting signs under the foggy weather conditions of different degrees adopt high-level cantilever type signs, and the signs comprise three solid circular patterns corresponding to the speed limit of 80km/h, two solid circular patterns corresponding to the speed limit of 60km/h, one solid circular pattern corresponding to the speed limit of 40km/h and 20km/h speed limit corresponding to no circular pattern.

The invention has the beneficial effects that:

1) the invention sets elliptical ground marks and speed limit marks under different degrees of fog weather conditions on a road section of a high-grade road, which is easy to form fog weather, and the speed limit mark indicates that when a driver can see three or more elliptical marks, the road section is judged to be small fog weather, and the speed limit is 80 km/h; when the driver can see the two elliptical marks, judging that the weather is medium fog, and limiting the speed for 60 km/h; when the driver can see one elliptical mark, judging the driver to be in foggy weather, and limiting the speed to 40 km/h; when the driver cannot see the oval mark, the driver judges that the vehicle is in dense fog weather, the speed is limited by 20km/h, the vehicle distance confirmation and the speed limit guidance are provided for the driver, the self-explanation degree is high, and the understanding of the driver is facilitated;

2) the invention adopts three-level forenotice signs which are respectively arranged 2km, 1km and 500m before the speed-limiting area in the foggy day, the characters are vertically arranged, the signs are concise and easy to recognize, the key points are prominent, the memory is convenient, the psychological expectation of a driver is met, the driver can conveniently make corresponding operation in advance, and the hierarchy and systematicness of the road-directing information of the speed-limiting area in the foggy day are improved;

3) the invention sets the fog speed limit area section mark, the warning type linear induction mark and the fishbone vehicle distance confirmation marking line in the fog speed limit area section, can remind the driver of the fog speed limit area section at certain time intervals, and remind the driver of confirming and keeping the safe vehicle distance;

4) the invention adopts the retro-reflection principle on the oval ground mark and the fishbone-shaped vehicle distance confirmation mark line, adopts the road traffic mark and the sight line induction mark with low cost and high light reflection performance, does not relate to large-scale road infrastructure, and has the advantages of low investment, easy construction and quick response.

Drawings

FIG. 1 is a schematic plan view of the overall structure of the present invention;

FIG. 2 is a schematic representation of a notice flag of the present invention;

FIG. 3 is a schematic view of a notice flag of the present invention II;

FIG. 4 is a schematic illustration of a notice flag of the present invention;

FIG. 5 is a schematic view of a warning sign at the start of a speed-limiting area in a foggy day according to the present invention;

FIG. 6 is a schematic illustration of a road section sign of a speed-limiting area in a foggy day according to the present invention;

FIG. 7 is a schematic view of a warning type line shape guiding mark according to the present invention;

FIG. 8 is a schematic view of the end sign of the speed-limited zone in foggy weather according to the present invention;

FIG. 9 is a schematic diagram of the speed limit indication under different degrees of fog conditions according to the present invention.

In the figure: 1. elliptical ground marks; 2. a fishbone-shaped vehicle distance confirmation marking line; 3. a forenotice mark one; 4. a second forecast sign; 5. a forenotice sign III; 6. warning signs at the starting points of the speed-limiting areas in the foggy days; 7. marking road sections in the speed-limiting area in the foggy days; 8. warning type linear induction marks; 9. end mark of speed limit area in foggy days; 10. speed limit marks under different degrees of fog days.

Detailed Description

The technical solution of the present invention is described below with reference to the accompanying drawings and examples.

As shown in figures 1 to 9, the high-grade road fog area self-interpretation vehicle speed control system comprises a road surface induction system and a mark induction system, wherein the road surface induction system comprises oval ground marks 1 continuously arranged at two sides of a high-grade road section which is easy to form foggy weather and fishbone-shaped vehicle distance confirmation mark lines 2 arranged on a road surface in the foggy day speed limit area section, the mark induction system comprises a forenotice mark I3 arranged 2km before the foggy day speed limit area, a forenotice mark II 4 arranged 1km before the foggy day speed limit area, a forenotice mark III 5 arranged 500m before the foggy day speed limit area, a foggy day area starting point warning mark 6 arranged at the starting point of the foggy day speed limit area, a foggy day speed limit area section mark 7 arranged at the middle position of the foggy day speed limit area section, warning type line induction marks 8 arranged at two sides of the foggy day speed limit area, a foggy day area ending mark 9 arranged at the end point of the foggy And a speed limit sign 10 for a different degree of fog conditions for a location in the road segment. The above constitutes the basic structure of the present invention.

By adopting the structural arrangement, the road surface guidance system consisting of the oval ground mark 1 and the fishbone-shaped vehicle distance confirmation marking line 2 realizes speed-limiting guidance for a driver, reminds the driver to pay attention to control the distance between the driver and a front vehicle, and improves the driving safety under the condition of foggy weather; the mark inducing system consisting of the forenotice mark I3, the forenotice mark II 4, the forenotice mark III 5, the starting point warning mark 6 of the foggy day speed limit area, the road section mark 7 of the foggy day speed limit area, the warning molded line shape inducing mark 8, the ending mark 9 of the foggy day speed limit area and the speed limit marks 10 under different degrees of foggy day conditions realizes the graded forenotice, the starting point warning and the reminding of the speed limit under different degrees of foggy day conditions for drivers, carries out reasonable speed limit guidance on the traffic flow on the high-grade road of the foggy area, improves the traffic efficiency and ensures the driving safety.

In practical application, the invention is suitable for high-grade road sections which are easy to form foggy weather, can reasonably limit speed of vehicles and remind drivers of keeping safe distance according to foggy conditions with different visibility, ensures the driving safety of vehicles under the foggy condition and improves the passing efficiency of high-grade roads.

It should be noted that the invention adopts the retro-reflection principle on the oval ground mark 1 and the fishbone-shaped vehicle distance confirming marking 2, adopts the road traffic mark and the sight line inducing mark with low cost and high light reflection performance, does not relate to large-scale road infrastructure, has less investment, easy construction and quick effect.

In this embodiment, the distance between the elliptical ground marks 1 is 25m, two semiellipses are respectively arranged on two sides of the road marking to form an elliptical ground mark, the distance between the major axis of the semiellipse and the road marking is 3-5 cm, and the ratio of the major axis to the minor axis of the semiellipse is 2.5: 1-3: 1.

in this embodiment, the fishbone-shaped vehicle distance confirmation mark 2 is provided at an angle of 60 to 75 °, one mark is provided at intervals of 2.5m, two marks are continuously provided as one block, three blocks are repeatedly provided at intervals of 25m as one set, and one set is provided at intervals of 3 to 5km on a road section. Adopt such structure setting, confirm marking 2 through fishbone-shaped car distance and be convenient for the driver to confirm the car distance with the preceding car, the suggestion driver slows down simultaneously, keeps safe distance with the preceding car.

In this embodiment, the first advance notice sign 3, the second advance notice sign 4 and the third advance notice sign 5 are roadside low-order unit column signs, white characters with green bottom and characters vertically arranged, and the size of the digital characters is 1.2-1.5 times that of the Chinese characters. By adopting the structure, the sign is simple and easy to identify, the emphasis is prominent, the memory is convenient, the graded forecast accords with the psychological expectation of the driver, the driver can conveniently make corresponding operation in advance, and the hierarchy and systematicness of the road directing information of the speed-limiting area in the foggy days are improved.

In this embodiment, the starting point warning sign 6 of the speed-limiting area in the foggy day and the ending sign 9 of the speed-limiting area in the foggy day are both roadside low-order unit-post signs, the starting point warning sign 6 of the speed-limiting area in the foggy day is white with yellow background, the ending sign 9 of the speed-limiting area in the foggy day is white with green background, and the characters are vertically arranged. By adopting the structural arrangement, the sign 6 at the starting point of the speed-limiting area in the foggy day is simple and easy to identify, the effect of warning the driver that the speed-limiting area in the foggy day enters is achieved, the end sign 9 of the speed-limiting area in the foggy day reminds the driver that the speed-limiting area in the foggy day is ended, the boundary between the speed-limiting area in the foggy day and the non-speed-limiting area is distinguished, and the systematicness of the indication information of the speed.

In the embodiment, the road sign 7 of the speed-limiting area in the foggy weather adopts a low-order single-column sign on the right side of the road, is white in green bottom, is vertically arranged, is additionally provided with a left-side driving arrow below the characters, is arranged at an interval of 3-5 km, and is matched with the fishbone-shaped vehicle distance confirmation marking 2 for use. By adopting the structure, the driver can be reminded of the speed-limiting area in the foggy day at certain intervals, and the driver is reminded of confirming and keeping the safe distance.

In this embodiment, the warning type linear shape guiding mark 8 adopts a low-level single-column type mark, the color of a reflective film of the low-level single-column type mark is yellow and black, the line inclination angle is 45 degrees, the length is 1.2 m-1.5 m, the width is 30-40 cm, the height is 2-3 m, five lines are repeatedly arranged at an interval of 50m to form a group, and a group is arranged at an interval of 1km on a road section. By adopting the structure, symmetrical linear induction is formed, so that a driver can confirm the distance from a front vehicle more easily, and the risk of rear-end collision is reduced.

In this embodiment, the speed limit signs 10 under the fog weather conditions of different degrees are high cantilever type signs, and the signs include three solid circular patterns corresponding to a speed limit of 80km/h, two solid circular patterns corresponding to a speed limit of 60km/h, one solid circular pattern corresponding to a speed limit of 40km/h, and a 20km/h speed limit corresponding to no circular pattern. By adopting the structure, the distance confirmation and the speed limit guidance are provided for the driver to drive under the foggy days of different degrees, the self-explanation degree is high, and the driver can understand the distance confirmation and the speed limit guidance conveniently.

In practical application, the elliptical ground mark 1 and the speed limit marks 10 under different fog conditions need to be matched for use, when a driver can see three or more elliptical marks, the three solid circular patterns on the corresponding speed limit marks 10 are judged to be small fog weather, and the speed is limited by 80 km/h; when the driver can see the two oval marks, the driver judges that the speed is limited by 60km/h in the middle fog weather corresponding to the two solid circular patterns on the speed limit sign 10; when the driver can see an oval mark, the driver judges that the speed is limited by 40km/h in foggy weather corresponding to a solid circular pattern on the speed limit sign 10; when the oval mark is invisible to the driver, the driver judges the weather is dense fog, and the corresponding speed limit sign 10 does not have a 20km/h speed limit corresponding to the circular pattern.

While the embodiments of the present invention have been described, the present invention is not limited to the above-mentioned embodiments, which are only illustrative and not restrictive, and those skilled in the art can make various modifications without departing from the spirit and scope of the present invention as defined by the appended claims.