CN211872623U - Shock attenuation safety barrier device for public road bridge roof beam - Google Patents
Shock attenuation safety barrier device for public road bridge roof beam Download PDFInfo
- Publication number
- CN211872623U CN211872623U CN202020269594.7U CN202020269594U CN211872623U CN 211872623 U CN211872623 U CN 211872623U CN 202020269594 U CN202020269594 U CN 202020269594U CN 211872623 U CN211872623 U CN 211872623U
- Authority
- CN
- China
- Prior art keywords
- groove
- road
- barrier device
- safety barrier
- railing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The utility model discloses a shock-absorbing safety barrier device for highway bridges, which comprises a base and a railing; the bottom of the base is fixedly connected with the road surface of a road, the top of the base is provided with an opening, a first groove is formed in the base, the opening is communicated with the first groove, two ends, close to the opening, of the first groove are respectively provided with a limiting bulge, the inside of the first groove is fixedly provided with the railing, the bottom of the railing is movably contacted with the bottom of the first groove, one end, close to the bottom of the first groove, of the bottom of the railing is provided with a through hole, a rotating rod penetrates through the inside of the through hole, and two sides, close to the limiting bulge, of the railing are respectively provided with a first elastic piece and a second elastic piece; the utility model discloses in, the effort that produces during abundant guide striking guides the impact object, carries out effectual dispersion with the effort that the striking produced, and the positive direct collision that weakens progressively, the safety of personnel in more effective protection car.
Description
Technical Field
The utility model belongs to the technical field of public road bridge roof beam guardrail, concretely relates to shock attenuation safety barrier device for public road bridge roof beam.
Background
Road barriers are also known as: highway guardrail, circle ground guardrail net, traffic guardrail, highway guardrail board, highway guardrail, highway barrier fence, highway net fence, it is its nature of change only name in fact still guardrail net, and the product does not have the difference. The road guardrail net is the most common one in the series products of guardrail nets, is formed by weaving and welding domestic high-quality low-carbon steel wires and aluminum-magnesium alloy wires, and has the characteristics of flexible assembly, firmness and durability.
In prior art, general shock attenuation guardrail adopts the cooperation of single pillar and spring to effort when reducing the collision carries out preliminary shock attenuation protection, because the rigidity of guardrail, when bumping, under inertia and effort, causes direct injury to driver and inside personnel by bus, can't play the effect of effectual guide effect.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a public road bridge roof beam is with shock attenuation safety barrier device for solve the technical problem that exists among the prior art, if: due to the rigidity of the guardrail, when collision occurs, direct injury is caused to a driver and passengers inside the vehicle under inertia and acting force, and the function of effective guiding action cannot be achieved.
In order to achieve the above object, the utility model adopts the following technical scheme:
shock attenuation safety barrier device for public road bridge roof beam includes base, railing
The bottom of the base is fixedly connected with the road surface of a road, the top of the base is provided with an opening, a first groove is formed in the base, the opening is communicated with the first groove, and two ends of the first groove, which are close to the opening, are respectively provided with a limiting bulge;
the railing is fixedly arranged in the first groove, the bottom of the railing is movably contacted with the bottom of the first groove, a through hole is formed in one end, close to the bottom of the first groove, of the bottom of the railing, a rotating rod penetrates through the inside of the through hole, and a first elastic piece and a second elastic piece are respectively arranged on two sides, close to the limiting protrusion, of the railing;
one side, close to the through hole, of the handrail is fixedly connected with one end of a first supporting rod, the other end of the first supporting rod is connected with a third elastic piece in a sleeved mode, the other end of the third elastic piece is connected with one end of a second supporting rod in a sleeved mode, and the other end of the second supporting rod is fixedly connected with the bottom of the first groove;
the vertical part of railing is towards the direction fixedly connected with buffering gasbag of highway, both sides it is provided with the annular air cushion to rotate between the buffering gasbag, the inboard outer lane fixed connection of annular air cushion and bearing, the inner circle of bearing with the railing rotates to be connected.
Through the scheme, the bottom of the base is fixedly connected with the road surface of a road, the position of the base is fixed through the road surface of the road, the top of the base is provided with the opening, the railing extends into the base through the opening, the base is internally provided with the first groove, the first groove is arranged to reduce the floor space of the ground and increase the stability of the railing, two ends of the first groove, which are close to the opening, are respectively provided with the limiting bulges, and when collision occurs, the limiting bulges limit the displacement of the railing and avoid the breakage of the railing caused by collision;
the bottom of the handrail is in movable contact with the bottom of the first groove, so that when collision occurs, the handrail is provided with a buffer space, one end, close to the bottom of the first groove, of the bottom of the handrail is provided with a through hole, a rotating rod penetrates through the through hole, when collision occurs, due to the lever principle, the upper structure of the handrail drives the lower structure of the handrail to rotate around the rotating rod, two sides, close to the limiting protrusion, of the handrail are respectively provided with a first elastic part and a second elastic part, when collision occurs, the first elastic part contracts to provide elastic supporting force for the handrail, the second elastic part stretches to provide elastic stretching force for the handrail, and therefore collision force is reduced;
one side, close to the through hole, of the handrail is fixedly connected with one end of a first supporting rod, rigid support is provided through the first supporting rod and a second supporting rod, elasticity is further provided through the elastic piece, when collision occurs, the first supporting rod applies vertical pressure to the direction of the second supporting rod through a third elastic piece, the third elastic piece provides acting force in the opposite direction under the action of the elasticity, so that the displacement amplitude and the inclination angle of the handrail are reduced, and the other end of the second supporting rod is fixedly connected with the bottom of the first groove, so that the stability is improved;
the vertical part of railing is towards the direction fixedly connected with buffering gasbag of highway, through buffering gasbag reduces the striking dynamics, both sides it is provided with the annular air cushion to rotate between the buffering gasbag, under the removal effect of rammer, the annular air cushion passes through the bearing rotates to the moving direction of rammer, forms the direction and shifts the effect of rammer.
Furthermore, second grooves are formed in two sides of the handrail, connecting pieces are arranged in the second grooves, connecting rods penetrate through the second grooves, and telescopic rod pieces are fixedly arranged between the connecting pieces on two sides.
Furthermore, the joint of the first support rod and the third elastic piece, the second support rod and the third elastic piece are fixedly provided with a bulge.
Further, the length of the annular air cushion is larger than that of the buffer air bag.
Furthermore, a warning light is installed at the top of the handrail.
Furthermore, the periphery of the annular air cushion is wrapped with a reflective strip.
Further, the cushion airbag is prevented from being provided with wrinkles.
Furthermore, a gap is reserved between the annular air cushions at the same height on the two sides.
Further, the bottom of railing is provided with the balancing weight.
Furthermore, a threaded hole is formed in one end, in contact with the base, of the second supporting rod.
Through the scheme, the second recess has been seted up to the both sides of railing, be provided with the connecting piece in the second recess, the second recess runs through and is provided with the connecting rod, both sides fixed flexible member that is provided with between the connecting piece, the connecting rod will the railing with the connecting piece is connected flexible member takes place when deforming, the connecting piece is along with connecting rod adjustment inclination to reduce the effort that the collision produced.
The first supporting rod and the second supporting rod are fixedly provided with bulges at the joints of the third elastic pieces, so that the third elastic pieces are more stable and are not easy to fall off.
The length of the annular air cushion is larger than that of the buffer air bag, so that the annular air cushion firstly contacts with the striker, and a better guiding effect is provided for the striker.
The warning light is installed at the top of railing for the driver is more convenient for discover the dangerous road conditions of highway, plays effectual warning effect.
The peripheral parcel of annular air cushion has reflection of light strip, under the refraction effect of light, is convenient for remind the driver to drive carefully under the not good environment of lane change such as night, notices the road conditions around observing.
The buffering air bag is prevented from being provided with wrinkles, and friction force is increased, so that the impact object is more easily stopped.
And a gap is reserved between the annular air cushions with the same height on the two sides, so that the annular air cushions have sufficient rotating space.
The bottom of railing is provided with the balancing weight, makes the focus of railing is more stable.
The second bracing piece with the screw hole is seted up to the one end that the base contacted to can more firm through the bolt fix the second bracing piece, thereby improve stability.
The utility model has the beneficial technical effects that:
(1) the acting force generated during collision is fully guided, the collided object is guided, the acting force generated by collision is effectively dispersed, the direct collision on the front side is gradually weakened, and the safety of personnel in the vehicle is more effectively protected;
(2) the warning lamp is arranged for more effectively reminding a driver of paying attention to surrounding road conditions;
(3) set up anti-light strip, be convenient for in the environment that light is not good, visibility is low such as night, remind the driver, play effectual warning effect.
Drawings
Fig. 1 is a schematic view of the overall structure of embodiment 1 of the present invention;
fig. 2 is a cross-sectional view showing a side structure of a guard rail according to embodiment 1 of the present invention;
fig. 3 is a schematic structural view of the annular air cushion according to embodiment 1 of the present invention;
FIG. 4 is an enlarged schematic view of FIG. 2, at B;
fig. 5 is an enlarged schematic view of fig. 1, a.
In the figure, 1-a base, 2-a railing, 3-an annular air cushion, 4-a connecting rod, 5-a first elastic element, 7-a bearing, 9-a connecting element, 10-a telescopic rod element, 11-a buffer air bag, 12-a second elastic element, 13-a first supporting rod, 14-a second supporting rod, 15-a third elastic element, 16-a first groove, 17-a through hole, 18-an opening, 19-a limiting bulge and 20-a second groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to fig. 1-5 of the present invention, and it should be apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1:
as shown in fig. 1-5, a shock-absorbing safety barrier device for road and bridge comprises a base 1 and a rail 2
The bottom of the base 1 is fixedly connected with the road surface of a road, the top of the base 1 is provided with an opening 18, a first groove 16 is formed in the base 1, the opening 18 is communicated with the first groove 16, and two ends of the first groove 16, which are close to the opening 18, are respectively provided with a limiting bulge 19;
the handrail 2 is fixedly arranged inside the first groove 16, the bottom of the handrail 2 is movably contacted with the bottom of the first groove 16, a through hole 17 is formed in one end, close to the bottom of the first groove 16, of the bottom of the handrail 2, a rotating rod penetrates through the through hole 17, and a first elastic part 5 and a second elastic part 12 are respectively arranged on two sides, close to the limiting protrusion 19, of the handrail 2;
one side of the handrail 2 close to the through hole 17 is fixedly connected with one end of a first supporting rod 13, the other end of the first supporting rod 13 is connected with a third elastic piece 15 in a sleeved mode, the other end of the third elastic piece 15 is connected with one end of a second supporting rod 14 in a sleeved mode, and the other end of the second supporting rod 14 is fixedly connected with the bottom of the first groove 16;
the vertical part of railing 2 is towards the direction fixedly connected with buffering gasbag 11 of highway, both sides it is provided with annular air cushion 3 to rotate between the buffering gasbag 11, the inboard of annular air cushion 3 and the outer lane fixed connection of bearing 7, the inner circle of bearing 7 with railing 2 rotates and is connected.
Brief description of the working principle of example 1: the bottom of the base 1 is fixedly connected with the road surface of a road, the position of the base 1 is fixed through the road surface of the road, the top of the base 1 is provided with an opening 18, the railing 2 extends into the base through the opening 18, the base 1 is internally provided with a first groove 16, the first groove 16 is arranged to reduce the floor space of the ground and increase the stability of the railing 2, two ends of the first groove 16, which are close to the opening 18, are respectively provided with a limiting bulge 19, and when collision occurs, the limiting bulges 19 limit the displacement of the railing 2, so that the breakage of the railing 2 caused by collision is avoided;
the bottom of the handrail 2 is movably contacted with the bottom of the first groove 16, so that when collision occurs, the handrail 2 has a buffer space, one end, close to the bottom of the first groove 16, of the bottom of the handrail 2 is provided with a through hole 17, a rotating rod penetrates through the through hole 17, when collision occurs, due to the lever principle, a top structure of the handrail 2 drives a lower structure of the handrail 2 to rotate around the rotating rod, two sides, close to the limiting protrusion 19, of the handrail 2 are respectively provided with a first elastic part 5 and a second elastic part 12, when collision occurs, the first elastic part 5 contracts to provide elastic supporting force for the handrail 2, and the second elastic part 12 stretches to provide elastic stretching force for the handrail 2, so that collision force is reduced;
one side of the handrail 2 close to the through hole 17 is fixedly connected with one end of a first supporting rod 13, rigid support is provided through the first supporting rod 13 and the second supporting rod 14, further elastic force is provided through the elastic member 15, when collision occurs, the first supporting rod 13 applies vertical pressure to the direction of the second supporting rod 14 through the third elastic member 15, the third elastic member 15 provides an acting force in the opposite direction under the action of the elastic force, so that the displacement amplitude and the inclination angle of the handrail are reduced, and the other end of the second supporting rod 14 is fixedly connected with the bottom of the first groove 16, so that the stability is increased;
the vertical part of railing 2 is towards the direction fixedly connected with buffering gasbag 11 of highway, through buffering gasbag 11 reduces the striking dynamics, both sides it is provided with annular air cushion 3 to rotate between the buffering gasbag 11, under the removal effect of rammer, annular air cushion 3 passes through bearing 7 rotates to the moving direction of rammer, forms the effect of direction and transfer percussion force to the rammer.
Example 2:
as shown in fig. 1 to 5, on the basis of embodiment 1, further, second grooves 20 are formed in two sides of the balustrade 2, connecting members 9 are disposed in the second grooves 20, the second grooves are provided with connecting rods 4 in a penetrating manner, and telescopic rods 10 are fixedly disposed between the connecting members 9 on the two sides.
Furthermore, the joints of the first support rod 13, the second support rod 14 and the third elastic element 15 are fixedly provided with protrusions.
Further, the length of the annular cushion 3 is greater than that of the cushion airbag 11.
Furthermore, a warning light is installed at the top of the railing 2.
Furthermore, the periphery of the annular air cushion 3 is wrapped with a reflective strip.
Further, the cushion airbag 11 is prevented from being provided with wrinkles.
Furthermore, a gap is reserved between the annular air cushions 3 with the same height on the two sides.
Further, the bottom of railing 2 is provided with the balancing weight.
Furthermore, a threaded hole is formed at one end of the second support rod 14, which is in contact with the base 1.
Brief description of the working principle of example 2: second recess 20 has been seted up to the both sides of railing 2, be provided with connecting piece 9 in the second recess 20, the second recess runs through and is provided with connecting rod 4, both sides fixed flexible member 10 that is provided with between the connecting piece 9, connecting rod 4 will railing 2 with connecting piece 9 is connected flexible member 10 takes place when deforming, connecting piece 9 is along with connecting rod 4 adjustment inclination to reduce the effort that the collision produced.
The joint of the first support rod 13 and the second support rod 14 with the third elastic piece 15 is fixedly provided with a bulge, so that the third elastic piece 15 has more stability and is not easy to fall off.
The length of the annular cushion 3 is greater than that of the buffer airbag 11, so that the annular cushion 3 contacts with the striker firstly, and the better guiding effect is provided for the striker.
The warning light is installed at the top of railing 2 for the driver is more convenient for discover the dangerous road conditions of highway, plays effectual warning effect.
The peripheral parcel of annular air cushion 3 has reflection of light strip, under the refraction effect of light, is convenient for remind the driver to drive carefully under the not good environment of lane change such as night, notices the road conditions around observing.
The buffer air bag 11 is prevented from being provided with wrinkles, and friction force is increased, so that the striker is more easily stopped.
A gap is reserved between the annular air cushions 3 with the same height on the two sides, so that the annular air cushions have sufficient rotating space.
The bottom of railing 2 is provided with the balancing weight, makes the focus of railing 2 is more stable.
One end of the second support rod 14, which is in contact with the base 1, is provided with a threaded hole, so that the second support rod 14 can be more firmly fixed through a bolt, and the stability is improved.
In the description of the present invention, it should be understood that the terms "counterclockwise", "clockwise", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description of the present invention, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Claims (10)
1. A shock-absorbing safety barrier device for highway bridges is characterized by comprising a base (1) and a railing (2)
The bottom of the base (1) is fixedly connected with the road surface of a road, an opening (18) is formed in the top of the base (1), a first groove (16) is formed in the base (1), the opening (18) is communicated with the first groove (16), and two ends, close to the opening (18), of the first groove (16) are respectively provided with a limiting bulge (19);
the guardrail (2) is fixedly arranged inside the first groove (16), the bottom of the guardrail (2) is movably contacted with the bottom of the first groove (16), a through hole (17) is formed in one end, close to the bottom of the first groove (16), of the bottom of the guardrail (2), a rotating rod penetrates through the through hole (17), and a first elastic piece (5) and a second elastic piece (12) are respectively arranged on two sides, close to the limiting protrusion (19), of the guardrail (2);
one side, close to the through hole (17), of the handrail (2) is fixedly connected with one end of a first supporting rod (13), the other end of the first supporting rod (13) is connected with a third elastic piece (15) in a sleeved mode, the other end of the third elastic piece (15) is connected with one end of a second supporting rod (14) in a sleeved mode, and the other end of the second supporting rod (14) is fixedly connected with the bottom of the first groove (16);
the vertical part of railing (2) is towards direction fixedly connected with buffering gasbag (11), both sides of highway the rotation is provided with annular air cushion (3) between buffering gasbag (11), the inboard outer lane fixed connection of bearing (7) and bearing (3), the inner circle of bearing (7) with railing (2) rotate and are connected.
2. The shock-absorbing safety barrier device for the road and bridge according to claim 1, wherein the two sides of the rail (2) are provided with second grooves (20), the second grooves (20) are internally provided with connecting pieces (9), the second grooves are provided with connecting rods (4) in a penetrating manner, and telescopic rods (10) are fixedly arranged between the connecting pieces (9) at the two sides.
3. The shock-absorbing safety barrier device for road and bridge according to claim 1, wherein the joint of the first support rod (13) and the third support rod (14) and the third elastic member (15) is fixedly provided with a protrusion.
4. A shock-absorbing safety barrier device for road and bridge according to claim 1, wherein the length of said annular air cushion (3) is greater than the length of said buffer air bag (11).
5. The shock-absorbing safety barrier device for road and bridge according to claim 1, wherein a warning light is installed on the top of the rail (2).
6. The shock-absorbing safety barrier device for road and bridge according to claim 1, wherein the periphery of the annular air cushion (3) is wrapped with reflective strips.
7. A shock-absorbing safety barrier device for road and bridge according to claim 1, wherein said buffer air bag (11) is free from wrinkles.
8. The shock-absorbing safety barrier device for road and bridge according to claim 1, wherein a gap is left between the annular air cushions (3) with the same height on both sides.
9. The shock-absorbing safety barrier device for road and bridge according to claim 1, wherein the bottom of the rail (2) is provided with a counterweight.
10. The shock-absorbing safety barrier device for road and bridge according to claim 1, wherein a threaded hole is formed at one end of the second support rod (14) contacting the base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020269594.7U CN211872623U (en) | 2020-03-06 | 2020-03-06 | Shock attenuation safety barrier device for public road bridge roof beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020269594.7U CN211872623U (en) | 2020-03-06 | 2020-03-06 | Shock attenuation safety barrier device for public road bridge roof beam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211872623U true CN211872623U (en) | 2020-11-06 |
Family
ID=73254939
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020269594.7U Active CN211872623U (en) | 2020-03-06 | 2020-03-06 | Shock attenuation safety barrier device for public road bridge roof beam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211872623U (en) |
-
2020
- 2020-03-06 CN CN202020269594.7U patent/CN211872623U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210315334U (en) | Road and bridge safety protective guard | |
| CN109457606A (en) | A kind of bridge anticollision barrier with multi-buffer structure | |
| CN109440690A (en) | A kind of road safety cushion guardail device | |
| CN107190673B (en) | Highway protector | |
| CN211872623U (en) | Shock attenuation safety barrier device for public road bridge roof beam | |
| CN213448097U (en) | Bridge anticollision railing | |
| CN210881985U (en) | Anticollision device with buffering anticollision post | |
| CN210621564U (en) | Highway buffer stop | |
| CN215948007U (en) | Highway protective fence | |
| CN215593814U (en) | Novel highway crash barrier | |
| CN115506283A (en) | Mountain road edge rail guard with buffering direction function | |
| CN215518549U (en) | Anti-collision air bag device for highway guardrail | |
| KR102468053B1 (en) | Guard rail | |
| CN211522871U (en) | Road and bridge safety buffer structure | |
| CN211364467U (en) | Anti-twisting multistage buffering anti-collision device for road maintenance equipment | |
| KR101575883B1 (en) | Shock-resistance and anti-over enhanced safety barrier with information display apparatus | |
| KR102185578B1 (en) | Guard rail reinforcement structure for shock absorption and climb-over prevention | |
| CN111501546B (en) | Road bridge is with collision shock attenuation guardrail | |
| CN213681867U (en) | Road guardrail with buffer function | |
| CN213508040U (en) | Novel energy storage resilience sliding buffering energy dissipation device for bridge collision prevention | |
| CN111236110A (en) | Road guardrail device and mounting method | |
| CN111236113A (en) | Road anti-collision guardrail capable of rotating smoothly | |
| KR101134717B1 (en) | Median Strip Guardrail | |
| CN214363146U (en) | Wave form beam steel guardrail prevents hindering device | |
| CN214245502U (en) | Anti-collision guardrail for roads and traffic |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |