CN211848921U - Bridge guardrail structure - Google Patents

Abstract

The utility model relates to a bridge guardrail structure belongs to bridge guardrail's technical field, it includes a plurality of fixed columns, the fixed baffle that is provided with between the adjacent fixed column, be provided with top connecting plate and bottom connecting plate between the adjacent fixed column, top connecting plate both ends bottom respectively with adjacent bipolum top fixed connection, bottom connecting plate both ends respectively with adjacent bipolars fixed connection, baffle top and top connecting plate fixed connection, baffle bottom and bottom connecting plate fixed connection, the fixed column includes base and cylinder, the cylinder outer wall rotates and is provided with the cushion ring, whole cylinder outer wall of cushion ring parcel, the cavity has been seted up in the cushion ring, the cavity intussuseption is filled with the rubber layer, be provided with a plurality of first springs in the cavity, first spring runs through the rubber layer level and fixes inside the cavity, the utility model discloses have the buffering and unload power, avoid this device.

Description

Bridge guardrail structure

Technical Field

The utility model belongs to the technical field of bridge railing's technique and specifically relates to a bridge railing structure is related to.

Background

At present, a bridge guardrail is used as a protection device arranged beside a bridge or in the bridge, the aim is to prevent an out-of-control vehicle from rushing out of the bridge or rushing into a opposite lane to cause serious traffic accidents, and meanwhile, the guardrail also has the effect of beautifying the building on the bridge building, so that the integral attractiveness of the building is improved.

The existing Chinese patent with reference to publication number CN207828779U discloses a bridge guardrail, which comprises upright posts and a rail, wherein two ends of the rail are fixedly connected to two adjacent upright posts, the rail is horizontally arranged, a base connecting rod is fixedly connected between the two adjacent upright posts, the base connecting rod is horizontally arranged, a base is fixedly arranged on the base connecting rod, a decorative plate is fixedly arranged on the base, the decorative plate is arranged between the two rails and is positioned on a vertical plane formed by the two rails, and the bridge guardrail has the advantages of attractive appearance and high strength.

The above prior art solutions have the following drawbacks: when a vehicle is out of control and impacts the device, the impact point is the decorative plate, the decorative plate contains hollow patterns to weaken the impact resistance of the decorative plate, the decorative plate is directly broken after the vehicle impacts, only the connecting rod and the rail behind the decorative plate play a direct blocking role, and the integral impact resistance of the protective guard is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a bridge railing structure reaches the buffering and unloads the power, strengthens this device and bears the effect of impulsive force of colliding.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides a bridge guardrail structure, including a plurality of fixed columns, the fixed column is fixed the setting on the bridge top surface of vertical form, it is fixed to be provided with the baffle between the adjacent fixed column, the fixed column includes base and cylinder, the base is fixed to be set up on the bridge floor, the cylinder is the fixed setting of vertical state on the base, be provided with top connecting plate and bottom connecting plate between the adjacent fixed column, top connecting plate both ends bottom respectively with two adjacent cylinder top fixed connection, bottom connecting plate both ends respectively with two adjacent base fixed connection, baffle top and top connecting plate fixed connection, baffle bottom and bottom connecting plate fixed connection, the cylinder outer wall rotates and is provided with the cushion ring, the whole cylinder outer wall of cushion ring parcel, the cavity has been seted up in the cushion ring, the cavity intussuseption is filled with the rubber layer, be provided with a.

By adopting the technical scheme, the column body is fixedly arranged on the bridge floor by the base and provides a fixed position for the bottom connecting plate, the column body provides a fixed position for the top connecting plate, the baffle is fixed between the top connecting plate and the bottom connecting plate, and the fixed column, the top connecting plate, the bottom connecting plate and the baffle form a basic framework of the bridge guardrail structure; the rubber layer and the first spring are filled in the cavity, when the buffer ring is impacted by an out-of-control vehicle, the buffer ring deforms, the rubber layer and the first spring are extruded and deformed to generate resilience force, and the resilience force plays a role in buffering impact force brought by the out-of-control vehicle, namely the rubber layer and the spring in the buffer ring play a role in buffering the buffer ring when the buffer ring deforms; the buffer ring and the cylinder are arranged in a rotating mode, when the buffer ring receives impact in a bearable range and slows down impact force, the buffer ring can rotate in situ with a central shaft in the vertical direction of the cylinder, the impact direction of an out-of-control vehicle is transferred to the adjacent fixed column and the baffle, the out-of-control vehicle is stopped through continuous buffer blocking, the device achieves buffer unloading force, and the effect that the device bears impact force is enhanced.

The utility model discloses further set up to: the fixed directional shell that is provided with in buffer ring, directional shell include shell and inner shell, and directional shell level sets up, and directional shell runs through the rubber layer, and inside first spring was located directional shell, shell one end and cavity one side inner wall fixed connection, shell other end inner wall and inner shell one end outer wall butt, shell one end and cavity opposite side inner wall fixed connection were kept away from to the inner shell.

Through adopting above-mentioned technical scheme, the inner shell is close to shell one end and can slides along shell length direction in the shell, receive the impact force at the buffering ring and produce the deformation back, the inside first spring of buffering ring takes place compression deformation because of the deformation of buffering ring, at the compression deformation in-process, can only follow directional shell length direction deformation when setting up the messenger first spring deformation of directional shell, the direction of stipulating for the deformation of first spring, prevent that first spring from tearing rubber layer on every side when deformation, reduce the buffering effect that rubber layer and first spring brought.

The utility model discloses further set up to: the bottom connecting plate, the top connecting plate and the baffle are all arc-shaped plates, and the arc-shaped convex side faces the outer side of the bridge.

Through adopting above-mentioned technical scheme, bottom connecting plate and top connecting plate are the arcuation for the baffle installation adaptation with the arc form, and the baffle adopts the arc, and when the baffle received the vehicle impact out of control, curved surface guide and buffering were made to the impact direction of vehicle to curved design, make the vehicle bump adjacent baffle and fixed column in succession, reach the purpose that the vehicle slowed down through the continuous friction with cowl and fixed column.

The utility model discloses further set up to: the baffle comprises an inner plate and an outer plate, a plurality of second springs are arranged between the inner plate and the outer plate, the second springs are horizontally arranged, one ends of the second springs are fixedly connected with the inner plate, and the other ends of the second springs are fixedly connected with the outer plate.

Through adopting above-mentioned technical scheme, the double-deck mode that sets up of inner panel and planking, after the vehicle out of control breaks through the inner panel, the planking continues to play the guard action for the vehicle out of control. When the inner panel received the impact at first, the second spring compressed when inner panel self produced deformation, and the second spring of compressed produced resilience force, had played the cushioning effect to the impact that the inner panel received.

The utility model discloses further set up to: the inner panel is hollow plate, and the inner panel is inside to be filled with soundproof cotton.

Through adopting above-mentioned technical scheme, hollow core slab set up to the soundproof cotton provides the laying space, and soundproof cotton's setting is used for blockking the noise that the inside current vehicle of bridge produced, and when the vehicle clash and destroy the inner panel after, soundproof cotton has played the guard action of soft material to the vehicle simultaneously.

The utility model discloses further set up to: the inner plate is wavy in the vertical direction.

By adopting the technical scheme, when the vehicle runs, the light of the vehicle irradiates the wavy inner plate, the wave form of the inner plate changes the refraction angle of the light, the reflection angle of the sight of the driver is reduced, and the sight of the driver is ensured to be clear.

The utility model discloses further set up to: the outer plate is fixedly provided with a plurality of reinforcing plates on one side far away from the inner plate, one end of each reinforcing plate is fixedly connected with the outer plate, and the other end of each reinforcing plate is connected with a ground bolt.

Through adopting above-mentioned technical scheme, the baffle is when receiving the impact force, and the reinforcing plate plays the supporting role to the baffle at the back that the baffle received the impact, has strengthened the impact resistance of baffle, has improved the effect that blocks to the vehicle out of control.

The utility model discloses further set up to: the reinforcing plate is a right-angle triangular plate, the reinforcing plate is vertically arranged, one side of the inner plate is fixedly connected with the outer plate at any right-angle side of the reinforcing plate, one end of the outer plate is far away from the reinforcing plate, a bolt hole is formed in the end, on the reinforcing plate, of the outer plate, and an expansion bolt penetrates through the bolt hole and is fixedly connected with the ground.

Through adopting above-mentioned technical scheme, the reinforcing plate adopts right angle set square, makes reinforcing plate and baffle fixed connection department be whole side to and reinforcing plate and ground fixed connection department also be whole side, and the face has increased area of contact with being connected of face, has strengthened the fastness of connecting, and expansion bolts has further strengthened being connected of reinforcing plate and ground, and the workman of being convenient for installs.

To sum up, the utility model discloses a beneficial technological effect does:

1. when the buffer ring is impacted to relieve the impact force, the out-of-control vehicle is transferred to the adjacent fixed columns and the baffle plates by rotating the central shaft in situ in the vertical direction of the column body, so that the out-of-control vehicle is continuously decelerated and finally stopped, the buffer unloading force is achieved, and the effect of the device on bearing the impact force is enhanced;

2. the arrangement of the second spring between the inner plate and the outer plate has the advantages that the effect of buffering the impact force on the baffle is achieved, and the impact resistance of the baffle is enhanced.

Drawings

Fig. 1 is a schematic view of the whole structure of a bridge guardrail structure of the present invention;

FIG. 2 is a sectional view of the structure at the fixed column;

FIG. 3 is a top view of the structure at the baffle;

fig. 4 is a structural sectional view at a baffle.

In the figure, 1, fixing columns; 11. a cylinder; 12. a base; 2. a buffer ring; 21. a cavity; 22. a rubber layer; 23. a first spring; 24. an orientation housing; 241. an inner shell; 242. a housing; 3. a top connection plate; 4. a bottom connecting plate; 5. a baffle plate; 51. an inner plate; 511. sound insulation cotton; 52. an outer plate; 6. a second spring; 7. a reinforcing plate; 71. bolt holes; 72. an expansion bolt; 8. and (5) bridge deck.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, in order to the utility model discloses a bridge guardrail structure, including fixed column 1, the outer wall of fixed column 1 is wrapped up with buffering ring 2, buffering ring 2 rotates with fixed column 1 to be connected, fixed top connecting plate 3 and the bottom connecting plate 4 of being provided with between the adjacent fixed column 1, fixed baffle 5 that is provided with between top connecting plate 3 and the bottom connecting plate 4, baffle 5 is arc, baffle 5 indent one side is towards the bridge inside, the vehicle out of control on the bridge dashes to this device, collide on baffle 5, through baffle 5 self buffering a part of impact force, when the vehicle out of control dashes to fixed column 1, the fixed column 1 is earlier by buffering ring 2 buffering a part of impact force, then through buffering ring 2 conduction to fixed column 1, reach the effect of weakening the impact force; when the impact force that receives bears the within range at fixed column 1, buffer ring 2 takes place the rotation, guides the vehicle to adjacent baffle 5 once more, through baffle 5 and buffer ring 2 to the continuous friction of vehicle and buffering to unload the power, makes the vehicle finally stop, has played the guard action to the vehicle out of control. The arrangement of the arc-shaped baffle 5 and the rotation of the buffer ring 2 enable the device to achieve the buffer force-unloading effect and enhance the impact force bearing effect of the device.

Referring to fig. 2, the fixed column 1 comprises a base 12 and a column 11, the column 11 is a cylindrical column 11, the column 11 is vertically arranged, the bottom of the column 11 is fixedly arranged on the base 12, a worker firstly buries the embedded plate into the bridge floor, and then the embedded plate is fixedly connected with the embedded plate through an expansion bolt, so that the base 12 is fixed on the bridge floor 8, the outer wall of the column 11 is wrapped by a buffer ring 2, the buffer ring 2 is hollow cylindrical, a cavity 21 is formed in the buffer ring 2, a rubber layer 22 is filled in the cavity 21, a plurality of first springs 23 are fixedly arranged in the cavity 21, the first springs 23 penetrate through the rubber layer 22 and are uniformly and horizontally arranged along the radius of the buffer ring 2, one end of each first spring 23 is fixedly connected with the inner wall of the cavity 21 close to one side of the column 11; the cavity 21 is internally and fixedly provided with a directional shell 24, the directional shell 24 is in a sleeve shape as a whole, the directional shell 24 comprises an inner shell 241 and an outer shell 242, the diameter of the outer wall of the inner shell 241 is the same as that of the inner wall of the outer shell 242, the outer shell 242 of the inner shell 241 is cylindrical, the two ends of the inner shell 241 are open, one end of the inner shell 241 is fixedly connected with the side wall of the cavity 21, the other end of the inner, the end of the outer shell 242 remote from the inner shell 241 is fixedly disposed on the side wall of the cavity 21 opposite the inner shell 241, when the cushion ring 2 is deformed due to collision, the inner shell 241 can slide along the length direction of the outer shell 242, the first spring 23 is completely wrapped by the directional shell 24 formed by the outer shell 242 and the inner shell 241, a guiding effect is achieved for the first spring 23, the rubber layer 22 is protected from being torn when being extruded by the first spring 23, the cushion ring 2 has a sufficient buffering effect due to the arrangement of the first spring 23 and the rubber layer 22, and the maximum bearing capacity of the device is increased.

Referring to fig. 3 and 4, top connecting plate 3 both ends bottom all with 1 top fixed connection of two adjacent fixed columns, bottom connecting plate 4 both ends all with two adjacent fixed column 1's base 12 fixed connection, top connecting plate 3 and bottom connecting plate 4 are rectangular board and are the radian board, the concave surface side of radian board is inboard towards the bridge, top connecting plate 3 and bottom connecting plate 4 are the setting of radian board, be for the installation of adaptation cowl 5, 5 tops of baffle 5 and 3 bottom fixed connection of top connecting plate, 5 bottoms of baffle and 4 top fixed connection of bottom connecting plate, baffle 5 installed does not influence the rotation of the relative cylinder 11 of cushion ring 2. The baffle 5 comprises an inner plate 51 and an outer plate 52, the inner plate 51 is fixedly arranged on one side close to the interior of the bridge, the outer plate 52 is fixedly arranged on one side far away from the interior of the bridge, the inner plate 51 is in a wave plate shape in the vertical direction, when light of vehicles coming and going on the bridge floor 8 irradiates the inner plate 51 in a wave shape, light rays directly reflected to eyes of a driver are reduced, the refraction angle of the light is increased due to the wave-shaped design, and the good sight of the driver during driving is guaranteed; fixed a plurality of second springs 6 that are provided with between inner panel 51 and the planking 52, the 6 level of second spring evenly sets up, 6 one end of second spring and inner panel 51 fixed connection, the other end and planking 52 fixed connection, when inner panel 51 receives the vehicle of out of control and assaults, inner panel 51 self produces the back of deformation, force second spring 6 to be oppressed, second spring 6 produces deformation and can produce the resilience force, offset the impact force that partial vehicle of out of control brought, the impact direction of curved design can guide the vehicle of out of control simultaneously, make the continuous follow-up continuous baffle 5 of assaulting of vehicle and fixed column 1, avoid this device directly to receive the impact of vehicle of out of control and fracture. The inner plate 51 is a hollow plate, the inner plate 51 is filled with soundproof cotton 511, the soundproof cotton 511 enables noise generated by vehicles coming and going on the bridge floor 8 to be effectively blocked on a bridge, urban noise is reduced, and meanwhile, after the out-of-control vehicle impacts the inner plate 51, impact damage to the vehicle can be weakened due to the fact that the soft material of the soundproof cotton 511 is damaged on the inner plate 51; outer panel 52 is kept away from inner panel 51 one side and is provided with reinforcing plate 7, reinforcing plate 7 is the right angle set-square, the fixed setting in inner panel 51 in side at right angle limit place of reinforcing plate 7, the side and the bridge floor 8 butt at another right angle limit place, bolt hole 71 has been seted up in the one corner of outer panel 52 is kept away from to reinforcing plate 7, be provided with expansion bolts 72 on the reinforcing plate 7, expansion bolts 72 passes bolt hole 71 with reinforcing plate 7 and bridge floor 8 fixed connection, the shock resistance of outer panel 52 has been strengthened.

The implementation principle of the embodiment is as follows: when the vehicles on the bridge floor 8 normally run, the wave-shaped inner plates 51 disturb the refraction angle of light, so that clear sight of a driver is ensured and the influence of light reflection is avoided; the soundproof cotton 511 absorbs noise generated by the driving of the vehicle, and reduces noise pollution. When an out-of-control vehicle impacts the device, the out-of-control vehicle impacts the fixed column 1, the buffer ring 2 offsets part of impact force through the buffer of the first spring 23 and the rubber layer 22, and meanwhile, the buffer ring 2 conducts automatically to guide the vehicle to impact in the direction, and the out-of-control vehicle is guided to the adjacent baffle 5 and the fixed column 1; when the vehicle of out of control strikes on baffle 5, baffle 5 self produces deformation, oppression second spring 6 produces deformation, part impact force is offset to the resilience force of second spring 6, curved baffle 5 simultaneously, can guide the vehicle to dash to subsequent fixed column 1 and baffle 5, after breaking inner panel 51, subsequent planking 52 and reinforcing plate 7 last atress, dual guarantee, this device is through the mode of buffering and guide, make the vehicle last with baffle 5 and the friction of fixed column 1 speed reduction, finally stop the vehicle of out of control on bridge floor 8.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (8)

1. The utility model provides a bridge guardrail structure, includes a plurality of fixed columns (1), fixed column (1) are the fixed setting on the bridge top surface of vertical form, fixed baffle (5), its characterized in that of being provided with between adjacent fixed column (1): the fixing columns (1) comprise bases (12) and columns (11), the bases (12) are fixedly arranged on the bridge floor (8), the columns (11) are fixedly arranged on the bases (12) in a vertical state, a top connecting plate (3) and a bottom connecting plate (4) are arranged between adjacent fixing columns (1), the bottoms of the two ends of the top connecting plate (3) are respectively and fixedly connected with the tops of the two adjacent columns (11), the two ends of the bottom connecting plate (4) are respectively and fixedly connected with the two adjacent bases (12), the top of the baffle (5) is fixedly connected with the top connecting plate (3), the bottom of the baffle (5) is fixedly connected with the bottom connecting plate (4), the outer wall of each column (11) is rotatably provided with a buffer ring (2), the buffer ring (2) wraps the outer wall of the whole column (11), a cavity (21) is formed in the buffer ring (2), and a rubber layer (22, a plurality of first springs (23) are arranged in the cavity (21), and the first springs (23) penetrate through the rubber layer (22) and are horizontally fixed in the cavity (21).

2. A bridge railing structure according to claim 1 in which: buffer ring (2) internal fixation is provided with directional shell (24), directional shell (24) are including shell (242) and inner shell (241), directional shell (24) level sets up, directional shell (24) run through rubber layer (22), first spring (23) are located inside directional shell (24), shell (242) one end and cavity (21) one side inner wall fixed connection, shell (242) other end inner wall and inner shell (241) one end outer wall butt, shell (242) one end and cavity (21) opposite side inner wall fixed connection are kept away from in inner shell (241).

3. A bridge railing structure according to claim 1 in which: the bottom connecting plate (4), the top connecting plate (3) and the baffle (5) are arc-shaped plates, and the outer convex side of each arc-shaped plate faces the outer side of the bridge.

4. A bridge railing structure as claimed in claim 3 in which: the baffle (5) comprises an inner plate (51) and an outer plate (52), a plurality of second springs (6) are arranged between the inner plate (51) and the outer plate (52), the second springs (6) are horizontally arranged, one ends of the second springs (6) are fixedly connected with the inner plate (51), and the other ends of the second springs (6) are fixedly connected with the outer plate (52).

5. A bridge railing structure according to claim 4 in which: the inner plate (51) is a hollow plate, and soundproof cotton (511) is filled in the inner plate (51).

6. A bridge railing structure according to claim 5 in which: the inner plate (51) is wavy in the vertical direction.

7. A bridge railing structure according to claim 4 in which: a plurality of reinforcing plates (7) are fixedly arranged on one side, far away from the inner plate (51), of the outer plate (52), one end of each reinforcing plate (7) is fixedly connected with the outer plate (52), and the other end of each reinforcing plate is connected with a ground bolt.

8. A bridge railing structure according to claim 7 in which: reinforcing plate (7) are right-angle set square, and reinforcing plate (7) are vertical to be set up, and inner panel (51) one side fixed connection is kept away from with planking (52) to any right-angle side of reinforcing plate (7), and planking (52) one end is kept away from in reinforcing plate (7) has seted up bolt hole (71), is provided with expansion bolts (72) on reinforcing plate (7), and expansion bolts (72) pass bolt hole (71) and ground fixed connection.

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