CN220538483U - Mountain area highway entry confluence district traffic warning device - Google Patents

Abstract

The utility model discloses a traffic warning device for a merging area at the entrance of a mountainous highway, which includes: a merging sign assembly, which is arranged on the roadbed slope on the main line side; and an anti-collision assembly, which is arranged on the support rod of the merging sign assembly. Outside; there are multiple contour specimen bodies, and they are arranged on the corrugated beam guardrail on the entrance ramp side through connecting components. The utility model provides a traffic warning device for the merging area of a mountainous highway entrance. By arranging a merging sign assembly and a contour specimen body, it effectively solves the problem that traditional traffic safety facilities cannot effectively warn the main line and ramps in the merging area of a mountainous highway entrance under bad weather. The merging of vehicles in front of the vehicle can easily cause traffic accidents.

Description

A traffic warning device for the merging area at the entrance of a mountainous highway

Technical field

The utility model relates to the technical field of traffic safety facilities, in particular to a traffic warning device in the merging area of a mountainous highway entrance.

Background technique

Highway interchanges are important nodes for traffic conversion and play a vital role in ensuring the safety and efficiency of the entire highway transportation industry. Safety, environment, and function are the three major elements of interchange design. However, in the design, land use and cost are often considered, and it is difficult to coordinate the environment and safety. Especially in the central and western regions and mountainous areas, bad weather will interfere with ramp design. Unfavorable factors in the vehicle are coupled, thereby affecting driving safety. my country's second-grade and above-grade arterial highways need to conduct safety evaluation during design to reduce the cost of traffic accidents caused by design defects.

Poor sight distance on the ramp is a problem that often occurs in the design stage during the highway safety evaluation process (1) The parking sight distance on the ramp is insufficient, and the actual horizontal clear distance on the ramp curve section is smaller than the calculated required horizontal clear distance; (2) The sight distance for identifying the merge nose is insufficient, and the excavation slope within the ramp sight distance triangle blocks the view.

To solve this problem, it is difficult to improve driving safety through line optimization. Commonly used measures in engineering projects are to strengthen the design of traffic safety facilities, including adding outline signs to enhance line of sight guidance, adding speed limit signs on road sections, etc.

Although the safety evaluation of the highway has identified potential safety hazards of the project and proposed safety countermeasures, safety accidents still occur frequently during the operation of interchanges; in summary, a mountainous highway entrance based on the above technical problems Merge area traffic warning device.

Utility model content

In view of the problems mentioned in the background art, the purpose of this utility model is to provide a traffic warning device in the merging area of a mountainous highway entrance to solve the problems mentioned in the background art.

In order to achieve the above purpose, the utility model mainly provides the following technical solutions:

A traffic warning device in the merging area of a mountainous highway entrance, which includes:

Merge sign component, which is set on the roadbed slope on the side of the main line;

An anti-collision component located outside the support rod of the merge sign component;

There are multiple contour specimen bodies, and they are arranged on the corrugated beam guardrail on the entrance ramp side through connecting components.

Further, the merging sign assembly includes, from top to bottom, a light plate body, a solar panel located above the light plate body, a support rod, and a reinforcing component located at the bottom of the support rod;

The light plate body is provided with a confluence sign light plate and an LED light set.

Further, the support rod is made of at least two sections connected together; it includes an upper rod body and a lower rod body, and the connection between the two is fixedly connected by positioning bolts;

The outer side of the lower rod body is covered with an anti-collision component.

Further, the anti-collision component includes a rubber anti-collision pad, a buffer layer and an anti-collision belt in order from the outside to the inside;

The lower rod body is provided with reinforcing ribs arranged in a cross shape.

Further, the reinforcement assembly includes a base plate, an embedded steel plate and stiffening ribs provided on the base plate and respectively provided on four sides of the support rod;

The embedded steel plate is fixed on the roadbed slope through locking bolts.

Further, the outline specimen body is provided with an attached outline mark, LED light set 3 and solar panel 2; wherein:

The attached outline mark is arranged in the middle position, and the third LED light group and the second solar panel are arranged in sequence on both sides of the attached outline mark.

Further, the connecting component is a trapezoid-shaped fixed base that fits the corrugated beam guardrail on three sides;

The upper and lower side walls of the fixed base are connected to the corrugated beam guardrails through bolts;

The contour specimen body is detachably disposed on the side of the fixed base facing away from the corrugated beam guardrail.

Further, it also includes a reflective film attached to the fixed base and the outer wall of the contour specimen body.

Compared with the existing technology, the beneficial effects produced by this utility model are mainly reflected in:

The utility model provides a traffic warning device for the merging area of a mountainous highway entrance. By arranging a merging sign component and a contour specimen body, it effectively solves the problem that traditional traffic safety facilities cannot effectively warn the main line and ramps in the merging area of a mountainous highway entrance under bad weather. Traffic accidents are easily caused by the merging of vehicles in front of the vehicle.

This utility model is a traffic warning device for the merging area at the entrance of a mountainous highway. By arranging the anti-collision component on the outside of the support rod, it can effectively avoid the impact and minimize the damage to both parties when it is hit, and effectively extend the time. service life;

This utility model is a traffic warning device for the merging area at the entrance of a mountainous highway. Aiming at the problem of poor sight distance at the entrance ramp of a mountainous highway, it upgrades the traditional merge signs and attached contour piers, especially in places where visibility is reduced under bad weather. scene, using stored electric energy to efficiently provide traffic information to mainline and ramp vehicles, and warn vehicles ahead of the merging situation.

The traffic warning device in the highway entrance merging area provided by the utility model has strong applicability, high safety, and easy operation. It can actively emit light in an environment with low visibility and has wide application prospects.

The above description is only an overview of the technical solutions of the present utility model. In order to clearly understand the technical means of the present utility model and implement them according to the contents of the specification, the preferred embodiments of the present utility model are described in detail below along with the accompanying drawings.

Description of drawings

In order to explain the embodiments of the present invention or the technical solutions in the prior art more clearly, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings in the following description These are only some embodiments of the present invention. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without exerting creative efforts.

Figure 1 is a schematic diagram of the practical application of a traffic warning device in the merging area of a mountainous highway entrance according to the present invention;

Figure 2 is a schematic structural diagram of the merge sign assembly of the present utility model;

Figure 3 is a schematic structural diagram of another embodiment of the merge sign assembly of the present invention;

Figure 4 is a schematic diagram of the use state of the contour specimen body of the present invention;

Figure 5 is an elevation view of the outline specimen body of the present utility model;

Explanation of reference symbols:

1. Convergence sign assembly; 11. Light sign body; 12. Solar panel one; 13. Support rod; 14. Power supply box; 151. Confluence sign light sign; 152. LED light set one; 16. LED light set two; 17 , grid; 131, upper rod body; 132, lower rod body; 133, positioning bolt;

2. Contour specimen body; 21. Attached contour mark; 22. LED light set three; 23. Solar panel two;

3. Anti-collision components; 31. Rubber anti-collision pad; 32. Buffer layer; 33. Anti-collision belt;

4. Reinforcement components; 41. Base plate; 42. Embedded steel plate; 43. Stiffening ribs; 44. Locking bolts; 45. Nuts; 46. Dry washers;

5. Connecting components; 51. Fixed base;

6. Corrugated beam guardrail;

Detailed ways

In order to further elaborate on the technical means and effects adopted by this utility model to achieve the intended purpose of the utility model, the following is a description of a traffic warning device for a mountainous highway entrance merging area proposed according to the utility model in conjunction with the drawings and preferred embodiments. The specific implementation, structure, characteristics and functions are described in detail below.

As shown in Figures 1-5, a traffic warning device for a mountainous highway entrance merging area of the present invention includes:

The merging sign component 1 is set on the roadbed slope on the side of the main line; what needs further explanation is that the merging sign component 1 is set on the roadbed slope on the side of the main line at a certain position away from the merging nose, and the location cannot intrude into the highway building. Within the limit, the setting position of the common caution merging sign is the same. In this example, it is 70m away from the merging nose.

In order to protect the safety of the merging sign assembly 1 and extend its life, an anti-collision assembly 3 is provided, which is located outside the support rod 13 of the merging sign assembly 1; the anti-collision assembly 3 is located outside the support rod 13 And close to the lower position, when a car collides, the support rod 13 is effectively protected, and it can be buffered in time after the impact to minimize the loss;

There are multiple contour sample bodies 2, and they are arranged on the corrugated beam guardrail 6 on the entrance ramp side through the connecting assembly 5.

The contour specimen body 2 is installed in the section near the merging nose of the highway entrance ramp, and is symmetrically attached to the corrugated beam guardrail 6 left and right along the forward direction of the ramp. The setting spacing is based on the "Design Code for Highway Traffic Safety Facilities" (JTG D81-2017) Setting, the distance between the contour specimen bodies 2 in this embodiment is 16m.

In this application, a merge sign assembly 1 and an outline sample body 2 are installed on a road section with poor visibility at the entrance merging area of a mountainous highway. Both of them can convert solar energy into electrical energy and store it, and they can automatically operate in bad weather, night, etc. when visibility is low. Lights up, the merging sign component 1 warns the highway mainline vehicles that the vehicles ahead are merging, and the outline sample body 2 provides the road forward direction and boundary for the ramp vehicles.

In adverse weather conditions such as rain, snow, fog, etc., mountainous highway interchanges are designed using design limit values due to land and economic constraints during the design stage. Under the influence of bad weather such as snow and fog, for the road environment, visibility and road friction are reduced, and the road may be covered or submerged. For traffic, the traffic capacity is reduced and the variability of speed is increased, especially at ramp sight distances. Bad road sections increase the risk of driving.

In view of this, in order to solve the problem of poor sight distance at the entrance ramp of the mountainous highway, this application provides a merging sign assembly 1 on the roadbed slope on the main line side and a plurality of contour specimen bodies 2 on the corrugated beam guardrail 6 on the entrance ramp side. , effectively strengthen the design of traffic safety facilities in the highway merging area, strengthen speed control in the merging area, and optimize the guidance of entrance ramp vehicles to merge into the main line; greatly improving vehicle-road coordination capabilities and merging efficiency.

Please refer to Figure 2. The merge sign assembly 1 includes, from top to bottom, a light plate body 11, a solar panel 12 located above the light plate body 11, a support rod 13, and a reinforcement component 4 located at the bottom of the support rod 13;

The light plate body 11 is provided with a merge sign light plate 151 and an LED light group 152.

Specifically, the solar panel is arranged above the light sign body 11, and the solar battery and photovoltaic controller electrically connected to the solar panel are arranged in the power supply box 14 located on the back side of the light sign body 11; the solar panel is a monocrystalline silicon solar energy plate. Since converting solar energy into electricity is a technology well known to those skilled in the art, it will not be described in detail in this application.

Among them, the merging sign light plate 151 is a light plate with a merging caution sign on the front; the LED lamp group 152 is composed of an arrangement of LED lamp beads; it surrounds the merging caution sign.

In some specific embodiments, please refer to Figure 2. The support rod 13 is a rectangular parallelepiped with an inner cavity. At least two sets of LED light sets 16 are provided on the front thereof and a grid 17 is provided near the bottom. ; The LED lamp set 2 16 is electrically connected to the solar battery in the power supply box 14 through a connecting wire.

The grid 17 is disposed near the bottom of the support rod 13 and is detachable and can be used for heat dissipation and maintenance purposes.

In some specific embodiments, please refer to Figure 3. The support rod 13 is formed by at least two sleeved sections; it includes an upper rod body 131 and a lower rod body 132, and the connection between the two is fixedly connected by positioning bolts 133;

The outer side of the lower rod body 132 is wrapped with the anti-collision component 3 .

In this embodiment, the support rod 13 is formed by at least two sleeved sections; the height of the support rod 13 can be adjusted according to actual needs; the outer wall of the support rod 13 in this embodiment can also be provided with an LED lamp set 2 16 as needed. And a heat dissipation and maintenance grid 17 is set at a suitable position.

Further, please refer to Figure 3. The anti-collision component 3 includes a rubber anti-collision pad 31, a buffer layer 32 and an anti-collision belt 33 in order from the outside to the inside;

The lower rod body 132 is provided with cross-shaped reinforcing ribs; it should be noted here that there are no cross-shaped reinforcing ribs in the lower rod body 132 in the area where the upper rod body 131 moves up and down to ensure that its height can be adjusted up and down.

Specifically, the anti-collision component 3 is located near the bottom of the support rod 13, wherein: the rubber anti-collision pad 31 is made of rubber, the buffer layer 32 is filled with foam concrete, and the anti-collision belt 33 is made of anti-collision plastic. ;

When a vehicle hits the support pole 13, it first collides with the anti-collision component 3, effectively easing and releasing the anti-collision force; it has the advantage of multi-layer buffering, which can greatly reduce the damage between the car and the support pole 13. .

Regardless of whether the structures of the support rods 13 in different embodiments are similar, the anti-collision component 3 can be installed on the support rod 13 as needed.

Please refer to Figure 2. The reinforcement component 4 includes a bottom plate 41, an embedded steel plate 42 and stiffening ribs 43 provided on the bottom plate 41 and respectively provided on four sides of the support rod 13;

The embedded steel plate 42 is fixed on the roadbed slope through locking bolts 44.

Specifically, the stiffeners 43 are strip-shaped reinforcements provided to ensure the local stability of the upper structure and the lower structure of the support rod 13 and to transmit concentrated force, thereby improving the stability of the LED active light-emitting attention merging sign.

The stiffening rib 43 connects the support rod 13 and the bottom plate 41 to form the same whole through welding, and is then connected to the embedded steel plate 42 through locking bolts 44, nuts 45, and dry washers 46. The nut 45 is a double nut 45, and the dry washer 46 is set on the nut 45 and the bottom plate 41.

Please refer to Figure 4-5. The outline specimen body 2 is provided with an attached outline mark 21, a third LED lamp set 22 and a second solar panel 23; among which:

The attached outline mark 21 is arranged in the middle position, and the third LED lamp group 22 and the second solar panel 23 are arranged in sequence on both sides of the attached outline mark 21 .

The LED lamp group three 22 is arranged on both sides of the attached outline mark 21. The solar panel 23 here is composed of a monocrystalline silicon solar cell, a photovoltaic controller, and a battery to form a solar power supply, which supplies power to the LED lamp group three 22. The solar panel 23 is attached to the corrugated beam guardrail 6 . The attached contour mark 21 is manufactured in accordance with the current "Contour Mark" GB/T 24970-2020. The attached contour mark 21 consists of a reflector, a bracket, and a connector. There are two types of outline mark reflectors: white and yellow. The white reflective sheet is installed on the right side of the road, and the yellow reflective sheet is installed on the left side of the road.

The attached outline mark 21 is the same as the existing outline mark, and is protrudingly provided on the outline specimen body 2 .

In some specific embodiments, please refer to Figure 4. Considering that the attached delineator 21 is installed in the corrugated beam guardrail 6 and is not easy to disassemble, repair and replace, a connecting component 5 is provided in this embodiment; the connecting component 5 It is a fixed base 51 in the shape of a trapezoid that fits three sides of the corrugated beam guardrail 6;

The upper and lower side walls of the fixed base 51 are connected to the corrugated beam guardrail 6 through bolts;

The contour specimen body 2 is detachably disposed on the side of the fixed base 51 facing away from the corrugated beam guardrail 6 .

The connection component 5 is provided so that the delineation mark can be quickly disassembled and assembled using a wrench during the installation and disassembly process, effectively improving the efficiency of the assembly and disassembly process and reducing the labor intensity of workers.

It should be noted that the attached delineator 21 can be directly installed in the current corrugated beam guardrail 6, and you can also choose whether to install the connecting component 5 as needed.

Furthermore, a reflective film is included, which is attached to the fixed base 51 and the outer wall of the contour specimen body 2 . The reflective film is installed to avoid traffic accidents.

It should be noted that all exposed parts of the iron parts in this application are treated with anti-rust treatment to effectively extend their service life.

The present utility model has been further described above in conjunction with the embodiments. However, the present utility model is not limited to the above-mentioned embodiments. Within the scope of knowledge possessed by those of ordinary skill in the art, other modifications can be made without departing from the purpose of the present utility model. Make various changes.

Claims (8)

1. A traffic warning device for the merging area at the entrance of a mountainous highway, which is characterized in that it includes: Merge sign component (1), which is installed on the roadbed slope on the side of the main line; Anti-collision component (3), which is located outside the support rod (13) of the merging sign component (1); There are multiple contour specimen bodies (2), and they are arranged on the corrugated beam guardrail (6) on the entrance ramp side through the connecting assembly (5). 2. A traffic warning device for a mountainous highway entrance merging area according to claim 1, characterized by: The merging sign assembly (1) includes, from top to bottom, a light plate body (11), a solar panel (12) located above the light plate body (11), a support rod (13), and a support rod (13). ) Reinforcement component (4) at the bottom; The light plate body (11) is provided with a merge sign light plate (151) and a LED light group (152). 3. A traffic warning device for a mountainous highway entrance merging area according to claim 1, characterized in that: The support rod (13) is made of at least two sections connected together; it includes an upper rod body (131) and a lower rod body (132), and the connection between the two is fixedly connected by a positioning bolt (133); The outer side of the lower rod body (132) is covered with the anti-collision component (3). 4. A traffic warning device for a mountainous highway entrance merging area according to claim 3, characterized by: The anti-collision component (3) includes a rubber anti-collision pad (31), a buffer layer (32) and an anti-collision belt (33) in order from the outside to the inside; The lower rod body (132) is provided with reinforcing ribs arranged in a cross shape. 5. A traffic warning device for a mountainous highway entrance merging area according to claim 2, characterized in that: The reinforcement component (4) includes a bottom plate (41), an embedded steel plate (42), and stiffening ribs (43) provided on the bottom plate (41) and respectively provided on four sides of the support rod (13); The embedded steel plate (42) is fixed on the roadbed slope through locking bolts (44). 6. A traffic warning device for a mountainous highway entrance merging area according to claim 1, characterized in that: The outline specimen body (2) is provided with an attached outline mark (21), three LED light groups (22) and two solar panels (23); wherein: The attached outline mark (21) is arranged in the middle position, and the third LED lamp group (22) and the second solar panel (23) are arranged in sequence on both sides of the attached outline mark (21). 7. A traffic warning device for a mountainous highway entrance merging area according to claim 6, characterized in that: The connecting component (5) is a trapezoid-shaped fixed base (51) that fits the corrugated beam guardrail (6) on three sides; The upper and lower side walls of the fixed base (51) are connected to the corrugated beam guardrail (6) through bolts; The contour specimen body (2) is detachably installed on the side of the fixed base (51) facing away from the corrugated beam guardrail (6). 8. A traffic warning device for a mountainous highway entrance merging area according to claim 7, characterized in that: It also includes a reflective film attached to the fixed base (51) and the outer wall of the contour specimen body (2).