CN219604149U - Bridge anti-collision guardrail with energy-absorbing structure - Google Patents
Bridge anti-collision guardrail with energy-absorbing structure Download PDFInfo
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- CN219604149U CN219604149U CN202320239742.4U CN202320239742U CN219604149U CN 219604149 U CN219604149 U CN 219604149U CN 202320239742 U CN202320239742 U CN 202320239742U CN 219604149 U CN219604149 U CN 219604149U
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- fixedly connected
- rods
- guardrail
- bridge
- reinforcing
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/30—Adapting or protecting infrastructure or their operation in transportation, e.g. on roads, waterways or railways
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Abstract
The utility model relates to the technical field of bridge anti-collision guardrails, in particular to a bridge anti-collision guardrail with an energy absorption structure, which comprises two installation rods, wherein four uniformly distributed protection rods are fixedly connected to one sides, close to each other, of the surfaces of the two installation rods, the surfaces of the two installation rods are provided with reinforcing devices, each reinforcing device comprises two limiting frames, clamping grooves are respectively formed in the surfaces of the two limiting frames, the surfaces of the two limiting frames are respectively clamped with the surfaces of the two installation rods on the inner walls of the clamping grooves, screw rods are respectively connected with the surfaces of the two limiting frames in a threaded manner, the screw rods are in threaded connection with the installation rods, fixing rods are respectively fixedly connected to the surfaces of the two limiting frames, and one ends, far away from the limiting frames, of the fixing rods are fixedly connected with fixing plates.
Description
Technical Field
The utility model relates to the technical field of bridge anti-collision guardrails, in particular to a bridge anti-collision guardrail with an energy absorption structure.
Background
The bridge anti-collision guardrail is a facility installed on a bridge, mainly plays a role in safety protection, prevents the situation that vehicles and pedestrians running on a bridge deck drop on the way, and greatly increases road safety.
When installing the guardrail on bridge surface, generally can adopt the connected mode of instrument such as bolt, when the incident takes place on the bridge, the vehicle can collide with the guardrail under the out of control condition, the guardrail has certain supporting effect, make the vehicle be difficult for punching into under the bridge, the loss and the destruction degree of incident have been reduced, the inventor discovers in daily use, because only have the bolt fastening between bridge and the guardrail, so stability can reduce when the guardrail receives the striking, thereby take place to rock the slope easily, the guard effect of guardrail can greatly reduced, and then the security of road has been reduced, in order to deal with above-mentioned problem, the guardrail can be dispatched the staff after the accident of traffic safety to change the guardrail, thereby guaranteed the normal use of guardrail, can steadily protect the bridge, guarantee road security.
Disclosure of Invention
The utility model aims to solve the problems that in the prior art, the stability of a guardrail after being impacted is reduced, so that shaking and inclination are easy to occur, the protection effect of the guardrail is greatly reduced, and the safety of a road is further reduced.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a bridge anticollision barrier with energy-absorbing structure, includes two installation poles, two one side fixedly connected with four evenly distributed's guard bars that the surface of installation pole is close to each other, two the surface of installation pole is provided with reinforcing apparatus, reinforcing apparatus includes two spacing, two the draw-in groove has been opened respectively to the surface of spacing, two the surface of spacing is located the inner wall of draw-in groove respectively with the surface looks joint of two installation poles, two the surface of spacing is threaded connection has the screw rod respectively, screw rod and installation pole threaded connection, two the surface of spacing is fixedly connected with dead lever respectively, the one end fixedly connected with fixed plate of spacing is kept away from to the dead lever, the surface threaded connection of fixed plate has two bolts.
The effects achieved by the components are as follows: when installing the guardrail on the bridge, at first with rail guard fixed connection in the both sides of two installation poles, then use instrument fixed connection at the bridge surface with two installation poles, then the draw-in groove with two spacing respectively joint on two installation poles, then use the screw rod to fix spacing and installation pole, then use two bolts to fix the fixed plate with the bridge surface again, the stability of guardrail has obtained great improvement this moment, be difficult for taking place to rock when receiving the striking and damage, guaranteed the normal use of guardrail, prolonged the life of guardrail to a certain extent, and guaranteed the security of road, the harm and the loss of the incident take place on the bridge can be reduced.
Preferably, the surface of the fixed rod is fixedly connected with a reinforcing rod, and the other end of the reinforcing rod is fixedly connected with the mounting rod.
The effects achieved by the components are as follows: through the setting of stiffening rod, make the strong point between dead lever and the installation pole increase to make the dead lever support the installation pole better, make the further improvement of anticollision performance of guardrail, be difficult for taking place the fracture and damage.
Preferably, reinforcing rods are fixedly connected to two sides of the surface of the fixing rod respectively, and the reinforcing rods are obliquely arranged.
The effects achieved by the components are as follows: through the setting of stiffener, with the other end and bridge floor fixed connection of stiffener to make the connection between dead lever and the bridge floor more firm, thereby improved the support firm effect of dead lever, make the guardrail receive more stable supporting action.
Preferably, one side, close to each other, of the fixing rods fixedly connected to the two limiting frames is fixedly connected with the same connecting plate.
The effects achieved by the components are as follows: through the setting of connecting plate, form stable relation of connection between the dead lever on two installation poles to make the dead lever be difficult for taking place to rock more, can support the reinforcement guardrail better, improved the support security performance of guardrail.
Preferably, two one side of the installation pole away from the reinforcing device is provided with an energy absorbing device, the energy absorbing device comprises two installation plates, two the installation plates are fixedly connected to the surfaces of the two installation poles, two the installation poles are fixedly connected to one side, close to each other, of the surfaces of the installation plates, four evenly distributed installation poles are respectively connected to the arc surfaces of the installation poles in a rotating mode, and four evenly distributed protection cylinders are respectively connected to the arc surfaces of the installation poles and are plastic hollow cylinders.
The effects achieved by the components are as follows: when the guardrail is further protected on the bridge, firstly, two assembly plates are arranged on two installation rods, then four assembly rods are fixedly connected between the two installation rods, a protection cylinder is arranged on the assembly rods, when a safety accident occurs on the bridge, a vehicle collides with the guardrail, at the moment, the protection cylinder made of hollow plastic counteracts and weakens the impact force, and the protection cylinder rotates when in impact, so that the impact force is further weakened, the impact force borne by the guardrail is greatly reduced, the guardrail is not easy to damage, the normal use of the guardrail is ensured, the guardrail has a certain energy absorption function, and the use effect of the guardrail is improved.
Preferably, a plurality of evenly distributed guard rings are fixedly connected to the arc surfaces of the four guard cylinders respectively, and the plurality of guard rings are rubber rings.
The effect that above-mentioned part reached is through the setting of adding the protective shroud, makes the protective casing when receiving the striking, adds the protective shroud on the protective casing and also can bear certain impact to offset certain impact, and then play better protective effect.
Preferably, the surfaces of the two assembly plates are located at one side far away from the mounting rod and are respectively fixedly connected with a protective sleeve, and the protective sleeves are rubber sleeves.
The effects achieved by the components are as follows: through the setting of lag, make the assembly plate when receiving the striking, can be carried out certain protection by the lag, be difficult for taking place to damage to guaranteed that whole energy-absorbing device can normally use, and then prolonged its life, and improved the practicality.
In summary, the beneficial effects of the utility model are as follows:
the stability of the guardrail is greatly improved, the guardrail is not easy to shake and damage when impacted, the normal use of the guardrail is ensured, the service life of the guardrail is prolonged to a certain extent, the safety of a road is ensured, and the damage and loss of safety accidents on a bridge are reduced.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic side perspective view of the present utility model of FIG. 1;
FIG. 3 is a schematic perspective view of a reinforcing apparatus according to the present utility model;
FIG. 4 is a schematic perspective view of an energy absorber according to the present utility model.
Legend description: 1. a mounting rod; 2. a protective rod; 3. a reinforcing device; 31. a limiting frame; 32. a clamping groove; 33. a screw; 34. a fixed rod; 35. a fixing plate; 36. a bolt; 37. a connecting plate; 38. a reinforcing rod; 39. a reinforcing rod; 4. an energy absorbing device; 41. an assembly plate; 42. assembling a rod; 43. a protective cylinder; 44. adding a retainer; 45. and (5) a protective sleeve.
Detailed Description
Referring to fig. 1, the present utility model provides a technical solution: the utility model provides a bridge anticollision barrier with energy-absorbing structure, includes two installation poles 1, and the one side fixedly connected with four evenly distributed's of the surface of two installation poles 1 is close to each other protection pole 2, and the surface of two installation poles 1 is provided with reinforcing apparatus 3, and one side that reinforcing apparatus 3 was kept away from to two installation poles 1 is provided with energy-absorbing apparatus 4.
The specific arrangement and function of the reinforcement means 3 and the energy absorbing means 4 will be described in detail below.
Referring to fig. 1 and 3, in the present embodiment: the reinforcing device 3 comprises two limiting frames 31, clamping grooves 32 are formed in the surfaces of the two limiting frames 31 respectively, the surfaces of the two limiting frames 31 are located on the two sides of the two mounting rods 1 respectively, the inner walls of the clamping grooves 32 are clamped with the surfaces of the two mounting rods 1 respectively, screws 33 are connected with the surfaces of the two limiting frames 31 in a threaded mode respectively, the screws 33 are connected with the mounting rods 1 in a threaded mode, fixing rods 34 are fixedly connected with the surfaces of the two limiting frames 31 respectively, one ends of the fixing rods 34, which are far away from the limiting frames 31, of the fixing plates 35 are fixedly connected with two bolts 36, the surfaces of the fixing plates 35 are connected with two bolts 36 in a threaded mode, when the guardrail is mounted on a bridge, the guardrail is fixedly connected to the two sides of the two mounting rods 1 at first, then the two mounting rods 1 are fixedly connected to the bridge surface through tools, then the clamping grooves 32 of the two limiting frames 31 are clamped on the two mounting rods 1 respectively, then the screws 33 are used for fixing the limiting frames 31 and the mounting rods 1, then the fixing plates 35 are used for fixing the two bolts 36 with the bridge surface, at this time, the stability of the guardrail is greatly improved, the guardrail is not damaged in the collision, the safety loss is guaranteed, the safety loss is reduced, the safety is guaranteed, and the safety is guaranteed.
Referring to fig. 2 and 3, in the present embodiment: the fixed surface of dead lever 34 is fixedly connected with reinforcing rod 38, reinforcing rod 38's the other end and installation pole 1 fixed connection, through reinforcing rod 38's setting, make the strong point between dead lever 34 and the installation pole 1 increase, thereby make dead lever 34 support installation pole 1 better, make the anticollision performance of guardrail further improve, be difficult for taking place the fracture damage, the surface both sides of dead lever 34 are fixedly connected with reinforcing rod 39 respectively, reinforcing rod 39 sets up for the slope, through reinforcing rod 39's setting, with reinforcing rod 39's the other end and bridge floor fixed connection, thereby make the connection between dead lever 34 and the bridge floor more firm, thereby the support firm effect of dead lever 34 has been improved, make the guardrail receive more stable supporting effect, one side fixedly connected with same connecting plate 37 that is close to each other on two spacing 31, through connecting plate 37's setting, form stable relation between the dead lever 34 on two installation poles 1, thereby make dead lever 34 be difficult for taking place to rock more, support the reinforcing guardrail better, the support the guardrail better, the support safety performance of guardrail has been improved.
Referring to fig. 1 and 4, in the present embodiment: the energy absorber 4 comprises two assembly plates 41, the two assembly plates 41 are fixedly connected to the surfaces of the two mounting rods 1, four evenly distributed assembly rods 42 are fixedly connected to one side, close to each other, of the surfaces of the two assembly plates 41, four evenly distributed protection cylinders 43 are respectively connected to the arc surfaces of the four assembly rods 42 in a rotating mode, the four protection cylinders 43 are plastic hollow cylinders, when the guardrail on a bridge is subjected to further protection treatment, the two assembly plates 41 are firstly arranged on the two mounting rods 1, then the four assembly rods 42 are fixedly connected between the two mounting rods 1, the protection cylinders 43 are arranged on the assembly rods 42, when a safety accident occurs on the bridge, a vehicle collides with the guardrail, at the moment, the plastic hollow protection cylinders 43 counteract the impact force, and the protection cylinders 43 rotate during the collision, so that the impact force is further weakened, the impact force received by the guardrail is greatly reduced, the guardrail is not easy to damage, the normal use of the guardrail is guaranteed, the guardrail has a certain energy absorption effect, and meanwhile the use effect of the guardrail is improved.
Referring to fig. 2 and 4, in the present embodiment: the arc surfaces of the four protection cylinders 43 are respectively fixedly connected with a plurality of evenly-distributed reinforcing rings 44, the plurality of reinforcing rings 44 are rubber rings, the effect achieved by the components is that through the arrangement of the reinforcing rings 44, the reinforcing rings 44 on the protection cylinders 43 can bear certain impact force when the protection cylinders 43 are impacted, certain impact force is offset, and further better protection effect is achieved, the surfaces of the two assembly plates 41 are located at one sides far away from the mounting rod 1 and are respectively fixedly connected with a protection sleeve 45, the protection sleeves 45 are rubber sleeves, and the assembly plates 41 can be protected to a certain extent by the protection sleeves 45 when impacted by the arrangement of the protection sleeves 45, so that the whole energy absorbing device 4 can be used normally, the service life of the whole energy absorbing device is prolonged, and the practicability is improved.
Working principle: when the guardrail is installed on a bridge, firstly, the protective guard is fixedly connected to two sides of the two installation rods 1, then the two installation rods 1 are fixedly connected to the surface of the bridge by using tools, then the clamping grooves 32 of the two limiting frames 31 are respectively clamped on the two installation rods 1, then the limiting frames 31 and the installation rods 1 are fixed by using the screw rods 33, then the fixing plate 35 is fixed to the surface of the bridge by using the two bolts 36, then a connecting plate 37 is fixedly connected between the two fixing rods 34, and then two sides of the protective plate are respectively fixedly connected with the reinforcing rods 39, and then the other hundred million of the reinforcing rods 39 are fixedly connected with the bridge deck.
When the guardrail on the bridge is further protected, the two assembly plates 41 are firstly arranged on the two mounting rods 1, then four assembly rods 42 are fixedly connected between the two mounting rods 1, the protective cylinders 43 are arranged on the assembly rods 42, when a safety accident occurs on the bridge, a vehicle collides with the guardrail, at the moment, the reinforcing rings 44 on the protective cylinders 43 can bear certain impact force, so that certain impact force is counteracted, the protective sleeves 45 on the assembly plates 41 can protect the assembly plates 41 to a certain extent, at the moment, the protective cylinders 43 made of plastic hollow counteract weakening impact force, and the protective cylinders 43 rotate during impact to further weaken the impact force, so that the impact force to which the guardrail is subjected is greatly reduced, the guardrail is not easy to damage, normal use of the guardrail is ensured, the guardrail has certain energy absorption effect, and meanwhile, the use effect of the guardrail is improved.
Claims (7)
1. Bridge crash barrier with energy-absorbing structure, including two installation pole (1), its characterized in that: two one side fixedly connected with four guard bars (2) that the surface of installation pole (1) is close to each other, two the surface of installation pole (1) is provided with reinforcing apparatus (3), reinforcing apparatus (3) are including two spacing (31), two the draw-in groove (32) are opened respectively to the surface of spacing (31), two the surface that is located draw-in groove (32) the inner wall of draw-in groove (32) respectively with the surface looks joint of two installation poles (1), two the surface of spacing (31) is threaded connection respectively has screw rod (33), screw rod (33) and installation pole (1) threaded connection, two the surface of spacing (31) is fixedly connected with dead lever (34) respectively, one end fixedly connected with fixed plate (35) of spacing (31) are kept away from to dead lever (34), the surface threaded connection of fixed plate (35) has two bolts (36).
2. A bridge crash barrier with energy absorbing structure as defined in claim 1 wherein: the surface of the fixed rod (34) is fixedly connected with a reinforcing rod (38), and the other end of the reinforcing rod (38) is fixedly connected with the mounting rod (1).
3. A bridge crash barrier with energy absorbing structure as defined in claim 1 wherein: reinforcing rods (39) are fixedly connected to two sides of the surface of the fixing rod (34), and the reinforcing rods (39) are obliquely arranged.
4. A bridge crash barrier with energy absorbing structure as defined in claim 1 wherein: one side, close to each other, of a fixed rod (34) fixedly connected to the two limiting frames (31) is fixedly connected with the same connecting plate (37).
5. A bridge crash barrier with energy absorbing structure as defined in claim 1 wherein: two one side that reinforcing apparatus (3) was kept away from to installation pole (1) is provided with energy-absorbing device (4), energy-absorbing device (4) are including two assembly plates (41), two assembly plates (41) fixed connection is on the surface of two installation poles (1), two one side fixedly connected with four evenly distributed's assembly pole (42) that the surface of assembly plates (41) is close to each other, four rotate respectively on the arc surface of assembly pole (42) and be connected with four evenly distributed's protective cylinder (43), four protective cylinder (43) are the hollow section of thick bamboo of plastics.
6. The bridge crash barrier with energy absorbing structure of claim 5 wherein: a plurality of evenly distributed addition rings (44) are fixedly connected to the arc surfaces of the four protection cylinders (43), and the addition rings (44) are rubber rings.
7. The bridge crash barrier with energy absorbing structure of claim 5 wherein: the surfaces of the two assembly plates (41) are located at one side far away from the mounting rod (1) and are fixedly connected with protective sleeves (45) respectively, and the protective sleeves (45) are rubber sleeves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320239742.4U CN219604149U (en) | 2023-02-15 | 2023-02-15 | Bridge anti-collision guardrail with energy-absorbing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320239742.4U CN219604149U (en) | 2023-02-15 | 2023-02-15 | Bridge anti-collision guardrail with energy-absorbing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219604149U true CN219604149U (en) | 2023-08-29 |
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ID=87750565
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320239742.4U Active CN219604149U (en) | 2023-02-15 | 2023-02-15 | Bridge anti-collision guardrail with energy-absorbing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219604149U (en) |
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2023
- 2023-02-15 CN CN202320239742.4U patent/CN219604149U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |