CN203700998U - Cement fence safety structure - Google Patents

Abstract

The utility model discloses a cement guardrail safety structure contains at least: the cement guard bar is provided with a base part, can stand on the ground and is arranged one by one, an isolation part is arranged above the base part, two parallel combination parts are arranged at the front side of the isolation part, the combination parts are arranged on the safety guard bar which is integrally formed by plastic, a certain light reflecting effect is shown by the safety guard bar, and when an accident happens, the safety guard bar bears partial force of vehicle impact, so that the continuous advancing direction of the vehicle is changed, and the danger of the vehicle and personnel is reduced.

Description

Cement fence safety structure

technical field

The utility model relates to a safety structure of a cement guardrail, in particular to a vehicle that can avoid accidents by using the firmness of the cement guardrail, rushing out of the road fence, and using a safety guardrail made of plastic integrally formed to be installed on The front side of the cement guardrail provides a reflective effect when the line of sight is unclear, reminding the driver of the range of the side of the road, and in the event of an accident, the aforementioned safety guardrail can be used to withstand part of the impact force to reduce the hazards of vehicles and personnel.

Background technique

At present, it is common to use cement guardrails on main roads to separate reverse lanes, or to install cement guardrails on the outermost side of the road shoulders on dangerous road sections in mountainous areas or large turns, so as to form a safety facility that warns drivers of the width of the road. , the purpose of which is to remind the driver of the width the vehicle can travel. And if there is an accident, it can prevent the vehicle from rushing out of the road shoulder or into the opposite lane, so as to reduce the consequences of casualties.

However, the aforementioned cement guardrails can only be used to limit the width of the road. If there is heavy rain, or thick fog or roads lacking street lights, it will be affected by the weather or geographical environment, resulting in poor vision, and the driver cannot quickly judge the vehicle ahead. When the dynamics of the car, or the state of the road ahead cannot be accurately judged, at this time, the aforementioned known cement guardrail may be the object of the collision of the vehicle. Therefore, at present, in order to solve the problem that the cement guardrail cannot provide warning signals in road sections with poor sightlines, reflective stickers are attached to the front side of the cement guardrail, or reflective sheets are installed to solve the aforementioned problems. However, reflective stickers are prone to fall off or fade due to wind, sun and rain, and lose their warning effect. The reflective sheet is not easy to install, and it protrudes too much from the surface of the concrete guardrail, and it is easy to be rubbed by vehicles and fall off.

For this reason, the inventor of this case has accumulated many years of experience in design and manufacture of various guardrail products, especially researching the shortcomings of the aforementioned cement guardrails in use, and invented this case.

Utility model content

The purpose of this utility model is to provide a cement guardrail safety structure that can not only utilize the structural strength of the cement guardrail to maintain the safety of the road, but also provide the practical effect of reflective warning and safety buffer through the setting of the safety guardrail.

In order to achieve the above-mentioned purpose, the cement guardrail safety structure shown in the utility model is provided with a cement guardrail, and stands on the ground with the base part, and then an isolation part is set above the aforementioned base part, and an isolation part is arranged on the front side of the aforementioned isolation part. There is a joint, and the above joint is set by the safety guardrail, which can show a certain reflective effect by using the aforementioned safety guardrail, and can withstand part of the impact force through the aforementioned safety guardrail, so that the impact of vehicles and personnel can be reduced in the event of an accident. Danger.

The safety structure of the cement guardrail described in the utility model, when a vehicle hits the guardrail, in addition to being able to withstand part of the force of the impact through the safety buffer space set between the safety guardrail and the cement guardrail, the shape of the molding material can also be used. The characteristic is to produce a certain degree of smoothness and flexibility on the surface of the safety guardrail, so that the impacting vehicle can change its direction, avoiding the vehicle from directly colliding with the cement guardrail, reducing the probability of crossing the cement guardrail, and reducing the damage of the accident.

The aforesaid safety guardrail is made of integral molding of plastics, so appropriate reflective strips are formed on its surface, which will never fall off from the surface of the safety guardrail.

The safety structure of the cement guardrail described in the utility model is to combine the safety guardrail with the cement guardrail after the cement guardrail is set on the road, and the construction is very convenient and fast.

The cement guardrail safety structure described in the utility model is that a plurality of cement guardrails are arranged and combined on the road, and then the safety guardrails are combined with the cement guardrails one by one, and the safety guardrails are connected by connectors, so that the safety guardrails can be connected. Form a line and connect the cement guardrail to improve the safety of the guardrail and the effect of reflective display.

Description of drawings

Fig. 1 is an exploded view of the cement guardrail safety structure described in the utility model.

Fig. 2 is a combined side view of Embodiment 1 of the cement guardrail safety structure described in the present invention.

Fig. 3 is a combined side view of Embodiment 1 of the cement guardrail safety structure described in the present invention.

Fig. 4 is a combined side view of Embodiment 2 of the cement guardrail safety structure described in the present invention.

Fig. 5 is a combined side view of Embodiment 3 of the cement guardrail safety structure described in the present invention.

Fig. 6 is a combined side view of Embodiment 4 of the cement guardrail safety structure described in the present invention.

Fig. 7 is a schematic diagram 1 of a specific embodiment of the cement guardrail safety structure described in the present invention.

Fig. 8 is a second schematic diagram of a specific embodiment of the cement guardrail safety structure described in the present invention.

Fig. 9A is a schematic diagram of the second embodiment of the safety guardrail of the present invention.

Fig. 9B is a schematic diagram of the third embodiment of the safety guardrail of the present invention.

[Description of main component symbols]

Cement fence 1

Base 10 Bottom 100 Inclined surface 101

Isolation part 11 Combination part 110 Limit end part 111 Bolt holes 112, 113

Safety fence 2

Protrusion 20

Recess 21 Bolt holes 210, 211

Reflective strip or sheet 22

end 23

Bolting elements 30, 31

Connector 4

Front surface 40 Bolt holes 400

Inclined surface 41,42 Warning reflective surface 43,44

buffer space 5

Detailed ways

In this way, in order to enable the public to fully understand the safety structure of the cement guardrail described in the utility model, it is now explained as follows according to the accompanying drawings of the description:

As shown in Figures 1-3, the cement guardrail safety structure described in the utility model at least includes: a cement guardrail 1 with a base part 10, the aforementioned base part 10 is formed with a wider bottom 100, so that the aforementioned base The bottom 100 of the part 10 stands stably on the ground (as shown in Figures 2-5), and allows adjacent cement barriers 1 to be arranged side by side (as shown in Figures 7 and 8). The front side of the base part 10 is an inclined surface 101, when the vehicle is too close to the concrete guardrail, the inclined surface 101 can be used to provide an appropriate buffer space to avoid direct collision of the vehicle.

As shown in Figures 1-3, an isolation portion 11 is provided above the base portion 10 of the aforementioned cement guardrail 1, and the aforementioned isolation portion 11 extends upward from the aforementioned base portion 10 and forms an appropriate height so as to provide an appropriate barrier height and avoid The vehicle went over the barrier. A joint portion 110 is provided on the front side of the isolation portion 11, and the joint portion 110 is also provided with a limited end portion 111. The aforementioned limited end portion 111 is composed of a plurality, and in order to cooperate with the principle of the two ends of the safety guardrail, of course, as Only a single limited end 111 is provided to provide abutment for one end of the safety guardrail. Therefore, when there are two limited end portions 111 of the joint portion 110 (as shown in FIGS. 2-5 ), it is best for the two limited end portions 111 to be parallel, so that the two end portions of the safety guardrail can be set to define the positioning . If the limited end portion 111 of the joint portion 110 is single, the limited end portion 111 may be provided at one end of the safety guardrail, and may also define the position of the safety guardrail. Bolting holes 112 and 113 are pre-processed in the joint portion 110 to be used for the combination of the cement guardrail and the safety guardrail, and the combination of the cement guardrail, the safety guardrail and the connectors, respectively.

As shown in Figures 1-6, a safety guardrail 2 is provided at the junction 110 of the isolation portion 11 of the aforementioned cement guardrail. The aforementioned safety guardrail 2 must be made of various plastics or other impact-resistant materials, such as ABS resin (acrylonitrile- Butadiene-styrene copolymer (Acrylonitrile Butadiene Styrene) or PC (Polycarbonate Polycarbonate) plastic material is extruded into one body, which has the characteristics of impact resistance. The aforementioned safety guardrail 2 includes a plurality of protrusions 20 and recesses 21 matching the aforementioned protrusions 20. The aforementioned recesses 21 may be processed with bolting holes 210, 211 for bolting and fixing the safety guardrail and the cement guardrail respectively for the bolting elements 30. ; Or set the connector, the safety guardrail and the cement guardrail to be fixed by bolting the element 31. A reflective strip or a reflective sheet 22 is integrally formed at the most obvious position of the aforementioned protruding portion 20 , of course, the reflective strip or reflective sheet 22 can also be fixed separately. Moreover, two end portions 23 are provided on the aforementioned safety guardrail 2 .

As shown in Figure 1-5, when guardrails are to be set up on the road, as long as the cement guardrails 1 are arranged one by one on both sides of the road or after isolating the safety island in the middle, the safety guardrail 2 can be combined with the cement guardrail. The safety guardrail 2 needs to be placed in the joint portion 110 of the aforementioned cement guardrail 1, and the two ends 23 of the safety guardrail 2 are respectively arranged on the limited end portions 111 of the joint portion 110 of the isolation portion 11 of the cement guardrail, so as to limit the safety. At the setting position of the guardrail 2, the bolting element 30 passes through the bolting hole 210 of the recess 21 of the aforementioned safety guardrail, and passes through the bolting hole 112 of the cement guardrail, so that the safety guardrail can be combined with the cement guardrail.

As shown in Figures 7 and 8, when multiple cement guardrails 1 are arranged according to the length of the road, after the cement guardrails are set up, the safety guardrails 2 are arranged on the joints 110 of each cement guardrail 1 one by one, and A connecting piece 4 connects the connected safety barriers to each other. As shown in FIG. 9 , when there is only one cement guardrail 1 , the safety guardrail 2 that can match the width of the cement guardrail 1 is directly arranged therein. And when the junction of the safety guardrail 2 and the cement guardrail 1 is combined, a safety buffer space 5 (as shown in Figure 2-6) can be formed between the safety guardrail 2 and the cement guardrail 1. The aforementioned buffer space must be single or multiple , are all available, of course, if there are more than one, the effect of buffering can be improved. In this way, when the vehicle collides with the guardrail, the buffer space 5 can absorb the buffering effect of the vehicle collision, reduce the impact force, and reduce the damage of the vehicle, so as to fully protect the safety of the driver and passengers in the vehicle.

As shown in Figures 2, 3, 4 and 7, the above-mentioned connector 4 is provided with a front surface 40, and a bolting hole 400 is set on the front surface 40, and penetrates to the rearmost side, so that the bolting element 31 is passed through. Two slopes 41, 42 are extended from the top and bottom of the front surface 40 to the rear. In this way, a bolting element 31 can pass through the bolting hole 400 of the connector 4, the bolting hole 211 of the safety guardrail 2, and the bolting hole 113 of the cement guardrail 1 in order, and the adjacent safety guardrails can be connected to each other. , and at the same time connect the cement guardrail through the safety guardrail to improve the structural strength of the guardrail. The cement guardrail 1 can also use the reflective strips or sheets of the safety guardrail 2 to show a certain reflective effect. At night or when the light is insufficient or dense fog roads in the area for safer directions.

As shown in Figure 9A, in order to improve the safety of the guardrail, the utility model is provided with a slope at one end of the safety guardrail 2 set on the first cement guardrail 1 among one or more cement guardrails arranged in a row on the driveway. The cut surface 2a is used to prevent pedestrians from touching the side of the safety guardrail when walking carelessly, causing injury. Alternatively, as shown in FIG. 9B , beveled cut surfaces 2 a may also be provided at both ends of the safety guardrail 2 , which also has the same effect. Of course, if it is installed in a remote area, the safety guardrail does not need to be provided with the oblique surface 2a.

To sum up, when a vehicle hits the guardrail accidentally (as shown in Figure 1-5), the cement guardrail must be blocked by the aforementioned safety guardrail, and its buffer space can be used to withstand part of the impact force, so as to prevent the vehicle from directly hitting the cement Guardrails, produce proper cushioning effect to produce elastic shock-absorbing effect. When the safety guardrail is deformed due to impact, the two ends 23 of the safety guardrail can be restricted by the limited end 111 of the joint part 110 of the cement guardrail 1, so as to ensure that the safety guardrail does not move and reduce the injury of vehicles or personnel. It can also maintain the proper safety of the road guardrail. The characteristics of the molding material can also be used to produce a certain degree of smoothness and flexibility on the surface of the safety guardrail, so that the impacting vehicle can change its direction, avoiding the vehicle directly colliding with the cement guardrail, reducing the probability of crossing the cement guardrail, and reducing the damage of the accident. progressive composition.

Claims (18)

1. A cement guardrail safety structure, characterized in that it at least includes: Concrete guardrail, with a base part to stand on the ground, an isolation part above the base part, a joint part on the front side of the isolation part, and a limited end part on the joint part; The safety guardrail is provided with a plurality of protrusions and recesses matching the aforementioned protrusions, the aforementioned recesses can be processed with bolt holes, and the aforementioned protrusions are provided with integrally formed reflective strips or reflective sheets; or fixedly provided with reflective strips or reflective sheets, the aforementioned safety The guardrail is provided with two ends; In this way, the cement guardrail and the safety guardrail can be combined with each other, and the aforementioned safety guardrail can be used to produce a reflective safety warning effect, and a buffer space can be created between the safety guardrail and the cement guardrail to slow down the impact force, and the vehicle can be lowered when an accident occurs. danger to personnel. the 2. The safety structure of the cement barrier according to claim 1, wherein the base of the cement barrier is formed with a bottom, and the front side of the base is an inclined surface. the 3. The cement guardrail safety structure as claimed in claim 1, characterized in that, a joint is provided on the front side of the isolation part of the aforementioned cement guardrail, and the aforementioned joint is also provided with a limited end, and the aforementioned limited end must be composed of a plurality, To match the number of ends of the safety guardrail, or only one limit end is provided; when the limit ends of the aforementioned joint are two, the two limit ends are parallel, so that the two ends of the safety guardrail can be set to define the position ; When there is only one limited end of the above-mentioned joint, the limited end can be set as one end of the safety guardrail, and the safety guardrail can also be limited and positioned. the 4. The cement guardrail safety structure according to claim 1, characterized in that, when there is only one cement guardrail, it can be set with a safety guardrail matching the width of the cement guardrail. the 5. The cement guardrail safety structure as claimed in claim 1, wherein after a plurality of cement guardrails are arranged according to the length of the road, the safety guardrails are combined with the cement guardrails one by one, and are arranged between adjacent safety guardrails There are connectors to connect adjacent safety guardrails, and at the same time connect the cement guardrails into an integrated structure, and then use the reflective strips or reflective sheets set on the safety guardrails to produce a safety warning effect. Roads in areas of dense fog provide safer directions. the 6. The cement barrier safety structure according to claim 1, characterized in that there are one or more buffer spaces. the 7. A cement guardrail safety structure, characterized in that it at least includes: Concrete guardrail, with a base part to stand on the ground, an isolation part above the base part, a joint part on the front side of the isolation part, and a limited end part on the joint part; The safety guardrail is provided with a plurality of protrusions and recesses matching the aforementioned protrusions, the aforementioned recesses can be processed with bolt holes, and the aforementioned protrusions are provided with integrally formed reflective strips or reflective sheets; or fixedly provided with reflective strips or reflective sheets, the aforementioned safety The guardrail is provided with two ends; In this way, when the cement guardrail and the safety guardrail are to be combined, the safety guardrail can be placed at the joint portion of the aforementioned cement guardrail, and the end of the safety guardrail can be set at the limited end of the joint portion of the isolation portion of the aforementioned cement guardrail. Limit the setting position of the safety guardrail, and then use the bolting element to pass through the bolting hole of the concave part of the aforementioned safety guardrail, and pass through the bolting hole of the cement guardrail, so that the safety guardrail and the cement guardrail can be combined, and the aforementioned safety guardrail can be used to generate Reflective safety warning effect, and a buffer space is created between the safety guardrail and the cement guardrail to slow down the impact force, and reduce the danger of vehicles and personnel in the event of an accident. the 8. The cement guardrail safety structure as claimed in claim 7, characterized in that, the base portion of the cement guardrail is formed with a wider bottom, so that it can stand steadily on the ground with the bottom of the aforementioned base portion; The front side of the car is an inclined surface, so that the aforementioned inclined surface can be used to provide an appropriate buffer space to avoid direct impact of the vehicle. the 9. The cement guardrail safety structure as claimed in claim 7, characterized in that, a joint is provided on the front side of the isolation part of the aforementioned cement guardrail, and the aforementioned joint is also provided with a limited end, and the aforementioned limited end must be composed of a plurality, Based on the principle of matching the number of ends of the safety guardrail, or only one limited end is provided; when there are two limited ends of the aforementioned joint, the two limited ends are parallel, which can be used for the two ends of the safety guardrail. Restricted positioning; when the above-mentioned limited end of the joint is one, the limited end must be set as one end of the safety guardrail, and the safety guardrail can also be defined and positioned. the 10. The cement guardrail safety structure as claimed in claim 7, characterized in that, when there is only one cement guardrail, a safety guardrail matching the width of the cement guardrail can be set. the 11. The cement guardrail safety structure as claimed in claim 7, wherein after a plurality of cement guardrails are arranged according to the length of the road, the safety guardrails are combined with the cement guardrails one by one, and are arranged between adjacent safety guardrails There are connectors to connect adjacent safety guardrails, and at the same time connect the cement guardrails into an integrated structure, and then use the reflective strips or reflective sheets set on the safety guardrails to produce a safety warning effect, at night or when the light is insufficient or Roads in areas of dense fog provide safer directions. the 12. The cement guardrail safety structure as claimed in claim 11, characterized in that, the connecting piece is provided with a front surface, and bolts and holes are set on the front surface, and two inclined surfaces are extended from the top and bottom of the aforementioned front surface, and the aforementioned inclined surfaces Cooperate with the shape of the concave part of the safety guardrail, and set warning reflective surfaces on both sides of the aforementioned connecting piece, so that a bolting element can pass through the bolting hole of the connecting piece, the bolting hole of the safety guardrail and the bolting hole of the cement guardrail in sequence , the adjacent safety guardrails can be connected to each other, and at the same time, the cement guardrails can be connected by the safety guardrails to improve the structural strength of the guardrails. the 13. The cement barrier safety structure according to claim 7, characterized in that there are one or more buffer spaces. the 14. The cement guardrail safety structure according to claim 1 or 7, wherein one end of the safety guardrail is provided with a beveled surface, so as to prevent pedestrians from touching the side of the safety guardrail and causing injury when walking carelessly. the 15. The cement guardrail safety structure according to claim 1 or 7, wherein the two ends of the safety guardrail are provided with oblique cut surfaces, so as to prevent pedestrians from touching the side of the safety guardrail when walking carelessly, causing injury . the 16. The safety structure of cement guardrail according to claim 1 or 7, characterized in that the safety guardrail is made of various impact-resistant materials. the 17. The safety structure of cement guardrail according to claim 16, characterized in that, said safety guardrail is integrally formed by extrusion of ABS resin or PC plastic material. the 18. The cement guardrail safety structure according to claim 1 or 7, wherein the cement guardrail is blocked by the safety guardrail, and the buffer space between the safety guardrail and the cement guardrail is used to bear part of the impact force ; And when the safety guardrail is deformed due to impact, the two ends of the safety guardrail can be restricted by the limited end of the joint portion of the cement guardrail to ensure that the safety guardrail does not move, reducing the injury of vehicles or personnel; The characteristics of the molding material produce a certain degree of smoothness and flexibility on the surface of the safety guardrail, allowing the impacting vehicle to change direction, avoiding the vehicle from directly colliding with the cement guardrail, reducing the chance of it crossing the cement guardrail, and having multiple safety protection effects. the