CN218027187U

CN218027187U - Bridge protective fence

Info

Publication number: CN218027187U
Application number: CN202222336954.2U
Authority: CN
Inventors: 杨阳
Original assignee: China Railway First Engineering Group Guangzhou Construction Engineering Co Ltd
Current assignee: China Railway First Engineering Group Guangzhou Construction Engineering Co Ltd
Priority date: 2022-09-02
Filing date: 2022-09-02
Publication date: 2022-12-13
Anticipated expiration: 2032-09-02

Abstract

The utility model relates to a bridge protective guard, including the guard plate, erect roof beam and C shape anticollision board, the equal fixed mounting of both sides face of guard plate has perpendicular roof beam, and two surfaces of erecting the roof beam are provided with first tie-beam, and the one end of first tie-beam runs through in the surface of guard plate, and two surfaces of erecting the roof beam are provided with the second tie-beam, and the one end of second tie-beam runs through in the surface of guard plate, and the lower fixed surface of guard plate installs the base, and the upper surface of base and the lower fixed surface of two perpendicular roof beams are connected. The utility model discloses a car striking rail guard can make C shape anticollision board remove to the inside direction of buffer chamber, and first spring and second spring receive the extrusion this moment, can drive C shape anticollision board and remove to the direction of keeping away from buffer chamber, combine the guide roll on the anticollision board, can make the direction of advance of car striking offset toward the bridge in, realized buffering the vehicle of unexpected striking rail guard, protect personnel on vehicle and the vehicle.

Description

Bridge protective fence

Technical Field

The utility model relates to a rail guard technical field especially relates to a bridge rail guard.

Background

The protective guard is a traffic safety product used for protecting and isolating roads, is a necessary guarantee for safe driving of the roads, plays a role in preventing vehicles from running out of a driving lane, reducing the degree of injury of drivers and protecting objects on the road side, provides safety guarantee for safe and efficient driving of the vehicles, and generally installs an anti-collision guardrail on a bridge in order to prevent the vehicles from rushing down the bridge when accidents happen.

Most of the existing highway bridge guardrails do not have a buffering effect, when the vehicle has an accident situation and collides with the anti-collision guardrail, because most of guardrail parts are rigidly connected, after the vehicle has the accident collision, the generated collision force is very large, the vehicle and the protective guardrail are seriously damaged, and even certain threats are brought to the personal safety of personnel in the vehicle.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can cushion the impact when the vehicle meets accident to be convenient for carry out the bridge protection fence dismantled to buffering anticollision structure.

In order to achieve the above purpose, the technical scheme of the utility model is as follows:

a bridge protective guard comprises a protective plate, vertical beams and a C-shaped anti-collision plate, wherein the vertical beams are fixedly mounted on two side surfaces of the protective plate, first connecting beams are arranged on the outer surfaces of the two vertical beams, one end of each first connecting beam penetrates through the outer surface of the protective plate, second connecting beams are arranged on the outer surfaces of the two vertical beams, one end of each second connecting beam penetrates through the outer surface of the protective plate, a base is fixedly mounted on the lower surface of the protective plate, and the upper surface of the base is fixedly connected with the lower surfaces of the two vertical beams; the outer surface of the protection plate is provided with a buffer cavity, the upper surface of the base is provided with two mounting grooves, the inner walls of the two mounting grooves are clamped with sliding rods, the outer surfaces of the two sliding rods are connected with sliding blocks in a sliding manner, the outer surfaces of the two sliding rods are sleeved with first springs, one ends of the two first springs are fixedly connected with the inner walls of the mounting grooves, the other ends of the two first springs are fixedly connected with the outer surfaces of the sliding blocks, and the upper sides of the two sliding blocks are provided with C-shaped anti-collision plates; the inner wall fixedly connected with two telescopic links of buffer chamber, the equal fixedly connected with buffer board of one end that the guard plate was kept away from to two telescopic links, the surface of two telescopic links all overlaps and is equipped with the second spring, the one end of two second springs all with buffer chamber's inner wall fixed connection, the other end of two second springs all with the fixed surface of buffer board is connected.

It can be seen from the above solution that by arranging the fixed connection between the protection plate and the two vertical beams, and the protection plate, the fixed connection between the two vertical beams and the base, the stability of the protection plate can be increased, by arranging the first connection beam and the second connection beam both penetrating through the protection plate and the two vertical beams, the multiple groups of protection guards can be connected, so that the connection between the multiple groups of protection guards is more flexible when the multiple groups of protection guards collide with the vehicle, by arranging the buffer chamber, the C-shaped crash proof plate can move towards the inside of the buffer chamber when being collided, so as to obtain the buffer space, and simultaneously save the space, by arranging the sliding connection between the two sliding rods and the two sliding blocks, and the sleeving relation between the two sliding rods and the two first springs, the two sliding blocks can horizontally move, when the C-shaped crash proof plate is collided by the vehicle, the buffer cavity can move towards the direction of the buffer cavity, the sliding of the buffer cavity is guided, meanwhile, the first spring is extruded, the two telescopic rods and the two second springs are extruded by arranging the sleeving relation between the two telescopic rods and the two second springs and the fixed connection between the two second springs and the two buffer plates in combination with the movement of the C-shaped anti-collision plate impacted by the automobile towards the direction of the buffer cavity, so that the two second springs generate elastic force to react against the C-shaped anti-collision plate, and then the C-shaped anti-collision plate and the automobile can be buffered, when the automobile leaves the guard rail, the C-shaped anti-collision plate can move towards the direction far away from the buffer cavity by combining the elastic force generated by the deformation of the two first springs and the two second springs, thereby realizing the buffering of the automobile accidentally impacting the guard rail and reducing the injury to the automobile and personnel in the automobile, preventing the vehicle from falling to the bottom of the bridge.

Furthermore, one side surface of each of the two buffer plates, which is far away from the buffer cavity, is fixedly connected with a connecting block, one side surface of the C-shaped anti-collision plate, which is close to the buffer cavity, is fixedly connected with two clamping blocks, the lower ends of the two clamping blocks are inserted into the connecting blocks, the lower surface of the C-shaped anti-collision plate is fixedly connected with two inserting blocks, and one side surface of the two inserting blocks, which is far away from the clamping blocks, is provided with a fixing hole; the jack has all been seted up to the upper surface of two sliding blocks, two lower extremes of establishing the piece are all inserted and are located the inside of jack, the fixed slot has all been seted up to the inside of two sliding blocks, the inside of two fixed slots is all inserted and is equipped with the bolt, two bolts are close to the one end of establishing the piece and all insert the inside of locating the fixed orifices, the surface of two bolts has all been cup jointed and has been supported the board, two are supported the inside that the board all is located the fixed slot, the surface of two bolts all overlaps and is equipped with the third spring, two third springs all are located and support the board and keep away from inserting one side of establishing the piece, two third springs all are located the inside of fixed slot.

The C-shaped anti-collision plate is connected with the two buffer plates by arranging the inserting relation between the two inserting blocks and the two inserting holes, so that the C-shaped anti-collision plate can be fixed, the inserting blocks can be taken out from the inner parts of the inserting holes by arranging the sleeving relation between the two inserting pins and the two abutting plates and the sleeving relation between the two inserting pins and the two third springs, the two inserting pins can be pulled in the direction far away from the inserting blocks, the two abutting plates can extrude the two third springs, when one ends of the two inserting pins are separated from the inner parts of the fixing holes, the inserting blocks can be taken out from the inner parts of the inserting holes, and the C-shaped anti-collision plate is disassembled, so that the C-shaped anti-collision plate is conveniently disassembled, the C-shaped anti-collision plate is convenient to replace, and the maintenance efficiency of maintenance personnel is improved.

Furthermore, the inner wall of the C-shaped anti-collision plate is connected with a rotating shaft in an equidistance rotating mode, and the outer surface of the rotating shaft is sleeved with a guide roller.

Through the rotation between a plurality of pivot that the equidistance set up and the C shape crash barrier be connected, can rotate the pivot, through the relation of cup jointing between a plurality of guide roll and the plurality of pivot that sets up, can rotate the guide roll, after the guide roll on the automobile striking the C shape crash barrier, can play a guide effect to the impact of car, let the striking direction of advance of car skew toward the bridge in, prevent that it from rushing out outside the bridge, thereby can play certain guide effect to the car, prevent that the car from rushing out outside the bridge.

Furthermore, one side face, far away from the C-shaped anti-collision plate, of the protection plate is fixedly connected with two supporting rods, and the lower surfaces of the two supporting rods are fixedly connected with the upper surface of the base.

Through two bracing pieces that set up, can improve the holistic stability of rail guard, share the recoil when being strikeed by the vehicle to the stability of rail guard has been improved.

Furthermore, the protection plate and the two vertical beams are arranged in an arc shape, and a sponge rubber pad is bonded on one side surface of the protection plate close to the C-shaped anti-collision plate.

Be the arc setting through setting up guard plate and two perpendicular roof beams, can make the car hit C shape crash shield earlier in the very big degree when striking the rail guard, carry out a fine buffering to the car on the collision rail guard, the security has been increased, and simultaneously, certain guide effect has, can prevent to a certain extent that the car from crossing the rail guard and dropping to the bottom of the bridge, a side adhesive sponge rubber pad through setting up the guard plate and being close to C shape crash shield, can continue when colliding the guard plate surface behind car striking C shape crash shield, play certain cushioning effect, reduce the rigid injury to the car, thereby can cushion the car of unexpected striking rail guard, the security has been increased.

Furthermore, one side face of each vertical beam close to the C-shaped anti-collision plate is provided with a warning light reflecting sticker.

Through setting up the warning reflection of light subsides that two perpendicular roof beams are close to a side setting of C shape crash shield, when light is dim, the light of car shines on the warning reflection of light subsides, and the warning reflection of light subsides can reflect light, lets the driver change and discovers the rail guard, keeps a safe distance with the rail guard to make the driver when light is dim, can discover the rail guard easily, increased the security of driving.

Drawings

Fig. 1 is a schematic view of the three-dimensional structure of the present invention.

Fig. 2 is a schematic perspective view of the present invention.

Fig. 3 is a schematic view of the local three-dimensional structure of the present invention.

FIG. 4 is an enlarged schematic view of the structure A in FIG. 3 of the present invention

Fig. 5 is a schematic perspective view of the C-shaped bumper plate of the present invention.

Fig. 6 is a schematic sectional view of the three-dimensional structure of the middle slider.

In the figure: 1. a protection plate; 2. erecting a beam; 3. a first connecting beam; 4. a second connecting beam; 5. a base; 6. a support bar; 7. a buffer chamber; 8. a slide bar; 9. a slider; 10. a first spring; 11. a C-shaped anti-collision plate; 12. a telescopic rod; 13. a second spring; 14. a buffer plate; 15. connecting blocks; 16. a clamping block; 17. inserting the block; 18. a fixing hole; 19. a jack; 20. a guide roller; 21. a bolt; 22. a resisting plate; 23. a third spring; 24. a rotating shaft.

Detailed Description

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

As shown in fig. 1-6, the present invention provides an embodiment:

a bridge protective guard comprises a protective plate 1, vertical beams 2 and a C-shaped anti-collision plate 11, wherein the vertical beams 2 are fixedly mounted on two side surfaces of the protective plate 1, first connecting beams 3 are arranged on the outer surfaces of the two vertical beams 2, one end of each first connecting beam 3 penetrates through the outer surface of the protective plate 1, second connecting beams 4 are arranged on the outer surfaces of the two vertical beams 2, one end of each second connecting beam 4 penetrates through the outer surface of the protective plate 1, a base 5 is fixedly mounted on the lower surface of the protective plate 1, and the upper surface of each base 5 is fixedly connected with the lower surfaces of the two vertical beams 2; the outer surface of the protection plate 1 is provided with a buffer chamber 7, the upper surface of the base 5 is provided with two mounting grooves, the inner walls of the two mounting grooves are respectively clamped with a sliding rod 8, the outer surfaces of the two sliding rods 8 are respectively connected with a sliding block 9 in a sliding manner, the outer surfaces of the two sliding rods 8 are respectively sleeved with a first spring 10, one end of each first spring 10 is fixedly connected with the inner wall of the mounting groove, the other end of each first spring 10 is fixedly connected with the outer surface of the sliding block 9, and the upper sides of the two sliding blocks 9 are provided with C-shaped anti-collision plates 11; two telescopic links 12 of inner wall fixedly connected with of buffer chamber 7, the equal fixedly connected with buffer board 14 of one end that guard plate 1 was kept away from to two telescopic links 12, the surface of two telescopic links 12 all overlaps and is equipped with second spring 13, the one end of two second springs 13 all with buffer chamber 7's inner wall fixed connection, the other end of two second springs 13 all with buffer board 14's outer fixed surface connection.

When an automobile collides against the guard rail, the advancing direction of the automobile collision can be deviated towards the inside of a bridge to prevent the automobile from rushing out of the bridge when the automobile firstly collides against the guide roller 20 on the C-shaped anti-collision plate 11, when the automobile continuously collides against the C-shaped anti-collision plate 11, the C-shaped anti-collision plate 11 can move towards the inside of the buffer chamber 7, then the two sliding blocks 9 and the two buffer plates 14 are driven to move towards the direction of the buffer chamber 7, the first spring 10, the telescopic rod 12 and the second spring 13 are extruded, when the C-shaped anti-collision plate 11 moves into the buffer chamber 7 and the automobile collides against the surface of the guard plate 1, the arc-shaped arrangement of the guard plate 1 and the two vertical beams 2 and the sponge rubber pads arranged on the surface of the guard plate 1 can buffer the collided automobile, when the automobile leaves, the elastic force generated by the deformation of the first spring 10 and the second spring 13 can enable the C-shaped anti-collision plate 11 to move towards the direction far away from the buffer chamber 7, so that the collided automobile can be buffered and the protection of the automobile and the personnel on the automobile and the automobile can be protected.

Preferably, a connecting block 15 is fixedly connected to one side surface of each of the two buffer plates 14 away from the buffer chamber 7, two clamping blocks 16 are fixedly connected to one side surface of the C-shaped anti-collision plate 11 close to the buffer chamber 7, the lower ends of the two clamping blocks 16 are inserted into the connecting block 15, two inserting blocks 17 are fixedly connected to the lower surface of the C-shaped anti-collision plate 11, and a fixing hole 18 is formed in one side surface of each of the two inserting blocks 17 away from the clamping block 16; jack 19 has all been seted up to the upper surface of two sliding blocks 9, two lower extremes of inserting establishing piece 17 all insert the inside of locating jack 19, the fixed slot has all been seted up to the inside of two sliding blocks 9, the inside of two fixed slots is all inserted and is equipped with bolt 21, two bolt 21 are close to the one end of inserting establishing piece 17 and all insert the inside of locating fixed orifices 18, the surface of two bolt 21 has all been cup jointed and has been supported board 22, two are supported board 22 and all are located the inside of fixed slot, the surface of two bolt 21 all overlaps and is equipped with third spring 23, two third springs 23 all are located and support board 22 and keep away from inserting one side of establishing piece 17, two third springs 23 all are located the inside of fixed slot.

When the C-shaped anti-collision plate 11 is damaged after being impacted by a vehicle and needs to be disassembled and repaired, the two pins 21 are pulled in the direction away from the inserting block 17, so that one ends of the two pins 21, which are close to the inserting block 17, can be separated from the insides of the two fixing holes 18, then the C-shaped anti-collision plate 11 can be taken out upwards until the two fixture blocks 16 are separated from the insides of the two connecting blocks 15, and the C-shaped anti-collision plate 11 can be disassembled.

Preferably, the inner wall of the C-shaped anti-collision plate 11 is connected with a rotating shaft 24 in an equidistance rotating manner, the outer surface of the rotating shaft 24 is sleeved with a guide roller 20, and after the automobile collides with the guide roller 20 on the C-shaped anti-collision plate 11, the guide roller can play a role in guiding the impact force of the automobile, so that the collision advancing direction of the automobile deviates towards the inside of the bridge, and the automobile is prevented from rushing out of the bridge, thereby protecting the automobile and the personnel on the automobile.

Preferably, one side surface, away from the C-shaped crash barrier 11, of the protection plate 1 is fixedly connected with two support rods 6, lower surfaces of the two support rods 6 are fixedly connected with an upper surface of the base 5, and when an automobile impacts the protection fence, the two support rods 6 are combined to share the impact force of the automobile on the protection fence in the backward direction, so that the stability of the protection fence is improved.

Preferably, guard plate 1 and two perpendicular roof beams 2 are the arc setting, a side bonding that guard plate 1 is close to C shape crash barrier 11 has the sponge rubber pad, when the automobile collided the rail guard, combine the arc setting of guard plate 1 and two perpendicular roof beams 2, can make the automobile bump C shape crash barrier 11 earlier to a very big extent, and C shape crash barrier 11 can carry out a fine buffering to the automobile that collided on the rail guard, and simultaneously, certain guide effect has, prevent that the automobile from turning over the rail guard, combine 1 surface bonding's of guard plate sponge rubber pad, can play certain cushioning effect to the automobile, thereby reduce the injury to the automobile, and the security has been increased.

Preferably, the two vertical beams 2 are provided with a warning reflecting sticker on one side surface close to the C-shaped anti-collision plate 11, when light is dim, light of an automobile shines on the warning reflecting sticker, and the warning reflecting sticker can reflect light of the automobile, so that a driver can find the protective guard more easily and keep a safe distance with the protective guard, and the driving safety is improved.

The present invention has been described in detail with reference to specific embodiments, and it should not be construed that the embodiments of the present invention are limited to the description. For a person skilled in the art to which the invention pertains, several equivalent alternatives or obvious modifications, all of which have the same properties or uses, should be considered as belonging to the scope of protection of the invention, as determined by the claims submitted, without departing from the inventive concept.

Claims

1. The utility model provides a bridge rail guard, includes guard plate (1), perpendicular roof beam (2) and C shape crash pad (11), its characterized in that:

the protection plate is characterized in that vertical beams (2) are fixedly mounted on two side faces of the protection plate (1), first connecting beams (3) are arranged on the outer surfaces of the two vertical beams (2), one end of each first connecting beam (3) penetrates through the outer surface of the protection plate (1), second connecting beams (4) are arranged on the outer surfaces of the two vertical beams (2), one end of each second connecting beam (4) penetrates through the outer surface of the protection plate (1), a base (5) is fixedly mounted on the lower surface of the protection plate (1), and the upper surface of each base (5) is fixedly connected with the lower surfaces of the two vertical beams (2);

the outer surface of the protection plate (1) is provided with a buffer chamber (7), the upper surface of the base (5) is provided with two mounting grooves, the inner walls of the two mounting grooves are respectively clamped with a sliding rod (8), the outer surfaces of the two sliding rods (8) are respectively connected with a sliding block (9) in a sliding manner, the outer surfaces of the two sliding rods (8) are respectively sleeved with a first spring (10), one end of each first spring (10) is fixedly connected with the inner wall of the mounting groove, the other end of each first spring (10) is respectively fixedly connected with the outer surface of the sliding block (9), and the upper sides of the two sliding blocks (9) are provided with C-shaped anti-collision plates (11);

two telescopic link (12) of inner wall fixedly connected with of buffer chamber (7), two the equal fixedly connected with buffer board (14) of one end of guard plate (1), two are kept away from telescopic link (12) the surface of telescopic link (12) all overlaps and is equipped with second spring (13), two the one end of second spring (13) all with the inner wall fixed connection of buffer chamber (7), two the other end of second spring (13) all with the outer fixed surface connection of buffer board (14).

2. A bridge guard rail according to claim 1 wherein:

one side surface of each of the two buffer plates (14) far away from the buffer chamber (7) is fixedly connected with a connecting block (15), one side surface of each C-shaped anti-collision plate (11) near the buffer chamber (7) is fixedly connected with two clamping blocks (16), the lower ends of the two clamping blocks (16) are inserted into the connecting blocks (15), the lower surface of each C-shaped anti-collision plate (11) is fixedly connected with two inserting blocks (17), and one side surface of each inserting block (17) far away from the clamping block (16) is provided with a fixing hole (18);

jack (19) have all been seted up to the upper surface of two sliding block (9), two the lower extreme of inserting establishing piece (17) all inserts and locates the inside of jack (19), two the fixed slot has all been seted up to the inside of sliding block (9), two bolt (21) have all been inserted to the inside of fixed slot, two bolt (21) are close to the one end of inserting establishing piece (17) and all insert the inside of locating fixed orifices (18), two the surface of bolt (21) all cup joints and has supported board (22), two support board (22) all are located the inside of fixed slot, two the surface of bolt (21) all is overlapped and is equipped with third spring (23), two third spring (23) all are located support board (22) keep away from insert the one side of establishing piece (17), two third spring (23) all are located the inside of fixed slot.

3. A bridge guard rail according to claim 1 wherein:

the inner wall equidistance of C shape anticollision board (11) is rotated and is connected with pivot (24), guide roll (20) have been cup jointed to the surface of pivot (24).

4. A bridge guard rail according to claim 1 wherein:

two bracing pieces (6) of a side fixedly connected with of C shape crash barrier (11) are kept away from in guard plate (1), two the lower surface of bracing piece (6) all is connected with the upper surface fixed of base (5).

5. A bridge guard rail according to claim 1 wherein:

the anti-collision protective plate is characterized in that the protective plate (1) and the two vertical beams (2) are arranged in an arc shape, and a sponge rubber pad is bonded to one side face, close to the C-shaped anti-collision plate (11), of the protective plate (1).

6. A bridge guard rail according to claim 1 wherein:

and one side surface of the two vertical beams (2) close to the C-shaped anti-collision plate (11) is provided with a warning reflective sticker.