CN113430974A - Road and bridge anticollision barrier for civil engineering - Google Patents
Road and bridge anticollision barrier for civil engineering Download PDFInfo
- Publication number
- CN113430974A CN113430974A CN202110667944.4A CN202110667944A CN113430974A CN 113430974 A CN113430974 A CN 113430974A CN 202110667944 A CN202110667944 A CN 202110667944A CN 113430974 A CN113430974 A CN 113430974A
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- China
- Prior art keywords
- guardrail
- flexible
- installation
- elastic
- road
- 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.)
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Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F15/00—Safety arrangements for slowing, redirecting or stopping errant vehicles, e.g. guard posts or bollards; Arrangements for reducing damage to roadside structures due to vehicular impact
- E01F15/02—Continuous barriers extending along roads or between traffic lanes
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/10—Railings; Protectors against smoke or gases, e.g. of locomotives; Maintenance travellers; Fastening of pipes or cables to bridges
- E01D19/103—Parapets, railings ; Guard barriers or road-bridges
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
- E01F9/60—Upright bodies, e.g. marker posts or bollards; Supports for road signs
- E01F9/604—Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings
- E01F9/615—Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings illuminated
- E01F9/617—Illuminated or wired-up posts, bollards, pillars or like upstanding bodies or structures for traffic guidance, warning or control
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
- E01F9/60—Upright bodies, e.g. marker posts or bollards; Supports for road signs
- E01F9/604—Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings
- E01F9/619—Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings with reflectors; with means for keeping reflectors clean
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
- E01F9/60—Upright bodies, e.g. marker posts or bollards; Supports for road signs
- E01F9/658—Upright bodies, e.g. marker posts or bollards; Supports for road signs characterised by means for fixing
- E01F9/669—Upright bodies, e.g. marker posts or bollards; Supports for road signs characterised by means for fixing for fastening to safety barriers or the like
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
本发明适用于道路桥梁护栏技术领域，提供了一种土木工程用道路桥梁防撞护栏，包括若干安装立柱和柔性护栏，还包括：连接机构，所述连接机构设置于安装立柱内，所述连接机构包括连接组件和控制组件，能够使柔性护栏受到冲击时先伸长再收缩；以及安装部，所述安装部设置于安装立柱的一端，用于安装固定安装立柱，本发明中，当车辆撞击到柔性护栏上时，柔性护栏在冲击力的作用下伸长将车辆撞击部位兜住，同时，柔性护栏带动连接组件运动，使得连接组件与控制组件实现联动，通过控制组件的作用再次将柔性护栏收紧，实现对车辆的保护，柔性设置的柔性护栏和连接机构可有效的吸收车辆的撞击时的冲击力，同时有效降低对车辆的损伤。
The present invention is applicable to the technical field of road and bridge guardrails, and provides a road and bridge anti-collision guardrail for civil engineering, comprising a plurality of installation columns and flexible guardrails, and further comprising: a connection mechanism, wherein the connection mechanism is arranged in the installation column, and the connection The mechanism includes a connecting component and a control component, which can make the flexible guardrail extend and then contract when it is impacted; and an installation part, which is arranged at one end of the installation column and is used to install and fix the installation column. In the present invention, when the vehicle impacts When it reaches the flexible guardrail, the flexible guardrail stretches under the action of the impact force and covers the impacted part of the vehicle. At the same time, the flexible guardrail drives the connecting component to move, so that the connecting component and the control component are linked, and the flexible guardrail is again connected by the action of the control component. It is tightened to protect the vehicle, and the flexible guardrail and the connecting mechanism provided flexibly can effectively absorb the impact force when the vehicle is hit, and at the same time effectively reduce the damage to the vehicle.
Description
Technical Field
The invention belongs to the technical field of road and bridge guardrails, and particularly relates to a road and bridge anti-collision guardrail for civil engineering.
Background
In daily life we can often see a variety of guardrails on both sides of highways and bridges, especially on both sides of roads where danger is more likely to occur.
The existing anti-collision guardrails are mostly made and processed by matching concrete with other firm steel products, and due to the characteristics of the structural design and the guaranteed use quality of the anti-collision guardrails, the guardrails provide necessary protection when vehicles accidentally rush to the two sides of a road, so that more serious traffic accidents are avoided.
Although current road and bridge anticollision barrier all can play better safeguard effect, but because its structural reason, it is the rigidity setting more, current flexible anticollision barrier possesses certain elasticity regulating power, but the subject of being struck of this type of guardrail still is rigid structure, and when the impact force that the guardrail received exceeded a certain amount, still can take place to warp, and probably cause more serious harm.
Disclosure of Invention
The invention aims to provide a road and bridge anti-collision guardrail for civil engineering, which aims to solve the problems that although the existing flexible anti-collision guardrail has certain elastic adjustment capacity, the collided main body of the guardrail is still in a rigid structure, and when the impact force on the guardrail exceeds a certain amount, the guardrail still deforms and can cause more serious damage.
The embodiment of the invention is realized in such a way that the road and bridge anti-collision guardrail for civil engineering comprises a plurality of mounting upright posts and flexible guardrails, and also comprises:
the connecting mechanism is arranged in an installation cavity in the installation upright post and can be matched with the flexible guardrail through a connecting groove formed in the side wall of the installation upright post, the connecting mechanism comprises a connecting component and a control component, the connecting component is used for connecting two adjacent installation upright posts through the flexible guardrail and enabling the flexible guardrail to extend when the flexible guardrail is impacted, and the control component can automatically drive the flexible guardrail to roll through being matched with the connecting component when the flexible guardrail extends; and
the installation department, the installation department sets up in the one end that the installation stand is close to the installation road surface for installation fixed mounting stand.
According to the further technical scheme, two groups of connecting mechanisms are arranged inside each mounting upright column and are respectively connected with one connecting mechanism in the mounting upright column on the adjacent side through one flexible guardrail.
According to a further technical scheme, the connecting assembly comprises a rotating rod shaft which is rotatably installed in the installation cavity, one end of the flexible guardrail is installed on one rotating rod shaft, a first elastic piece is further sleeved on the rotating rod shaft, and the first elastic piece is connected with the flexible guardrail through a connecting rod and used for enabling the flexible guardrail to be kept in a tightened state in an initial state.
According to a further technical scheme, the control assembly comprises a driving piece and a connecting disc arranged inside a rotating rod shaft, the connecting disc is in clearance fit with the rotating rod shaft, the output end of the driving piece is connected with a main driving shaft, one end, far away from the driving piece, of the main driving shaft is connected with the connecting disc, a plurality of positioning grooves which are evenly distributed are formed in the side wall of the connecting disc, a plurality of sliding cavities are formed in the rotating rod shaft, elastic connecting pieces matched with the positioning grooves are installed in the sliding cavities, one end of each elastic connecting piece is connected with a first elastic piece, and each elastic connecting piece can trigger the control piece to automatically control the driving piece to start under the action of the first elastic piece so as to drive the rotating rod shaft to rotate.
According to a further technical scheme, the elastic connecting piece comprises a sliding rod and a second elastic piece, the sliding rod is slidably mounted inside a sliding cavity, the second elastic piece is arranged inside the sliding cavity, one end of the second elastic piece is connected with the sliding rod, the sliding cavity is in clearance fit with the positioning groove, two first elastic pieces are arranged on each rotating rod shaft, and the two first elastic pieces are respectively arranged at two ends of the flexible guardrail.
Further technical scheme, the installation stand outside still is provided with and is used for warning past vehicle warning part, the warning subassembly is including offering at least one reflection of light groove on the installation stand lateral wall, just reflection of light inslot portion is provided with reflection of light equipment to and install the warning light at installation stand top.
Further technical scheme, the installation department include with installation stand fixed connection's mount pad, just the mount pad is provided with a plurality of strengthening ribs that are used for strengthening connection stability with the installation stand junction, just a plurality of mounting holes have been seted up on the mount pad, install the mounting that is used for the fixed mounting stand in the mounting hole.
When the road and bridge anti-collision guardrail for civil engineering is used, the mounting upright posts are fixedly mounted on a mounting pavement through the mounting part, the guardrail with the specified length is formed through the matching of the mounting upright posts and the flexible guardrails, the flexible guardrails are in a tight state in a normal state, when a vehicle impacts the flexible guardrails, the flexible guardrails extend under the action of impact force to pocket the impact parts of the vehicle, meanwhile, the flexible guardrails drive the connecting assembly to move, so that the connecting assembly is linked with the control assembly, the flexible guardrails are tightened again under the action of the control assembly, the vehicle is protected, the impact force generated when the vehicle impacts can be effectively absorbed by the flexibly arranged flexible guardrails and the connecting mechanism, and meanwhile, the damage to the vehicle is effectively reduced.
Drawings
Fig. 1 is a schematic structural view of a road and bridge anti-collision guardrail for civil engineering provided by an embodiment of the invention;
FIG. 2 is a schematic structural diagram of a region A in a road and bridge anti-collision guardrail for civil engineering provided by an embodiment of the invention;
FIG. 3 is a schematic structural diagram of a control assembly in a road and bridge crash barrier for civil engineering according to an embodiment of the invention;
FIG. 4 is a schematic structural diagram of a full area B in a road and bridge anti-collision guardrail for civil engineering provided by an embodiment of the invention;
fig. 5 is a schematic three-dimensional structure diagram of a mounting column 1 in a road and bridge anti-collision guardrail for civil engineering provided by an embodiment of the invention.
In the drawings: installing the upright post 1; a mounting cavity 2; a connecting groove 3; rotating the rod shaft 4; a first elastic member 5; a connecting rod 6; a flexible guardrail 7; a drive member 8; a main drive shaft 9; a connecting disc 10; a slide lever 11; a sliding chamber 12; a second elastic member 13; a positioning groove 14; a light reflecting groove 15; a warning light 16; a mounting seat 17; mounting holes 18; a reinforcing rib 19; installing a pavement 20; a fixing member 21; a control member 22.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Specific implementations of the present invention are described in detail below with reference to specific embodiments.
As shown in fig. 1, a road and bridge anti-collision guardrail for civil engineering provided in an embodiment of the present invention includes a plurality of mounting columns 1 and a flexible guardrail 7, wherein a mounting cavity 2 is provided inside each mounting column 1, a connecting groove 3 is provided on a side wall of each mounting column 1, and the anti-collision guardrail further includes:
the connecting mechanism is arranged in an installation cavity 2 in the installation upright posts 1 and can be matched with the flexible guardrail 7 through a connecting groove 3 formed in the side wall of the installation upright posts 1, the connecting mechanism comprises a connecting component and a control component, the connecting component is used for connecting two adjacent installation upright posts 1 through the flexible guardrail 7 and enabling the flexible guardrail 7 to extend when being impacted, and the control component can automatically drive the flexible guardrail 7 to roll up through being matched with the connecting component when the flexible guardrail 7 extends; and
the installation department, the installation department sets up in the one end that installation stand 1 is close to installation road surface 20 for installation fixed mounting stand 1.
In the embodiment of the invention, the flexible guardrail 7 consists of two parallel steel cables, the two steel cables are connected through a plurality of interconnected iron rings to form a similar net-shaped guardrail structure, the mounting upright posts 1 are fixedly mounted on the mounting pavement 20 through the mounting parts, the guardrail with the specified length is formed through the matching of the mounting upright posts 1 and the flexible guardrail 7, the flexible guardrail 7 is in a tight state under the action of the connecting mechanism under the normal state, the normal isolation effect can be achieved, when a vehicle impacts the flexible guardrail 7, the flexible guardrail 7 extends under the action of impact force to trap the impact part of the vehicle and synchronously drive the connecting component to move, the connecting component and the control component are enabled to realize linkage and the control component starts to move while offsetting a part of the impact force, so that the flexible guardrail 7 is tightened again, the realization is to the protection of vehicle, and the flexible guardrail 7 and the striking of coupling mechanism effectual absorption vehicle that the flexibility set up can effectively reduce the damage to the vehicle simultaneously, and the warning part can play the warning effect to passing vehicle, reduces the possibility that the vehicle strikes on the guardrail.
As shown in fig. 1-3, as a preferred embodiment of the present invention, two sets of connection mechanisms are disposed inside the mounting post 1, and each of the two sets of connection mechanisms is connected with one connection mechanism inside the mounting post 1 on its adjacent side by a flexible guardrail 7.
In the embodiment of the invention, two groups of connecting mechanisms are arranged in the installation column 1 to increase the motion stability of the flexible guardrail 7 when the flexible guardrail is impacted to generate telescopic change, so that the anti-collision performance and the safety of the device are improved.
As shown in fig. 1-2, as a preferred embodiment of the present invention, the connection assembly includes a rotation rod shaft 4 rotatably installed in the installation cavity 2, one end of the flexible guard rail 7 is installed on one rotation rod shaft 4, a first elastic member 5 is further sleeved on the rotation rod shaft 4, and the first elastic member 5 is connected to the flexible guard rail 7 through a connection rod 6, so as to maintain the flexible guard rail 7 in a tightened state in an initial state.
In the embodiment of the invention, the first elastic part 5 can be a spring steel sheet or a beryllium bronze sheet which can be rolled up, in a normal state, the first elastic part 5 is in a relaxed state, the first elastic part 5 winds the flexible guardrail 7 onto the rotating rod shaft 4 through the connecting rod 6, so that the flexible guardrail 7 is in a tight state under the action of the first elastic part 5, a normal isolation effect can be achieved, when a vehicle impacts the flexible guardrail 7, the flexible guardrail 7 extends under the action of impact force to trap the impact part of the vehicle, the first elastic part 5 is synchronously driven to be tightened, a part of the impact force is counteracted through the elastic force of the first elastic part 5, and meanwhile, the parts in the control assembly are driven to move through the tightening of the first elastic part 5. In this embodiment, as an alternative, two first elastic members 5 are disposed on each rotating rod shaft 4, and the two first elastic members 5 are disposed at two ends of the flexible guardrail 7 respectively, so as to improve the stability of the initial state of the flexible guardrail 7 and improve the performance of the flexible guardrail 7 in absorbing impact force.
As shown in fig. 2-4, as a preferred embodiment of the present invention, the control assembly includes a driving member 8 and a connecting disc 10 disposed inside a rotating rod shaft 4, the connecting disc 10 is disposed concentrically with the rotating rod shaft 4, the connecting disc 10 is in clearance fit with the rotating rod shaft 4, an output end of the driving member 8 is connected to a main driving shaft 9, one end of the main driving shaft 9 away from the driving member 8 is connected to the connecting disc 10 through a key for driving the connecting disc 10 to rotate, a plurality of positioning slots 14 are formed in a sidewall of the connecting disc 10, a control member 22 is disposed inside the positioning slots 14, the rotating rod shaft 4 is formed with a plurality of sliding cavities 12, an elastic connecting member matching with the positioning slots 14 is mounted inside the sliding cavities 12, one end of the elastic connecting member is connected to the first elastic member 5, and the elastic connecting member can trigger the control member 22 under the action of the first elastic member 5 to automatically control the driving member 8 to start the driving member 8 And the elastic connecting piece comprises a sliding rod 11 which is slidably installed inside a sliding cavity 12 and a second elastic piece 13 which is arranged inside the sliding cavity 12, wherein one end of the second elastic piece 13 is connected with the sliding rod 11, and the sliding cavity 12 is in clearance fit with the positioning groove 14. The control member may be a pressure sensor or a contact switch.
In the embodiment of the present invention, in this embodiment, the second elastic member 13 may be a spring or an elastic rubber block, the driving member 8 is a low-speed motor or a constant-speed motor, the first elastic member 5 contracts and presses the sliding rod 11, so that the sliding rod 11 contracts toward the side close to the connecting disc 10, so that the sliding rod 11 is matched with the positioning slot 14 on the connecting disc 10, and thus the linkage between the rotating rod shaft 4 and the connecting disc 10 can be realized, when the first elastic member 5 continuously contracts under force and continuously presses the sliding rod 11, so that the sliding rod 11 is in contact with the control member 22 at the bottom of the positioning slot 14, the driving member 8 starts to operate, the driving member 8 drives the connecting disc 10 to rotate through the main driving shaft 9, and further drives the rotating rod shaft 4 to rotate in the opposite direction, and the flexible guardrail 7 is wound on the rotating rod shaft 4 again, so that the flexible guardrail 7 gives an opposite supporting force to the vehicle, and supports the vehicle, and the rigid collision between the vehicle and the guardrail is small in the whole process, the protection to the vehicle is realized, the damage that the vehicle received has been reduced, in this embodiment, as an alternative, can set up control piece 22 with the lateral wall and the diapire of constant head tank 14 in the control assembly, make on slide bar 11 obtain faster response speed when inserting constant head tank 14, shorten driving piece 8 from the collision takes place to the required response time of beginning work, the elastic connecting piece can be replaced by the cam of installing in sliding chamber 12, make cam and constant head tank 14 cooperation be connected through the shrink of first elastic component 5, the cam is disconnected with constant head tank 14 when first elastic component 5 does not receive the force.
As shown in fig. 1 and 5, as a preferred embodiment of the present invention, a warning component for warning passing vehicles is further disposed outside the mounting pillar 1, the warning component includes at least one reflective groove 15 formed on a sidewall of the mounting pillar 1 and a warning light 16 mounted on a top of the mounting pillar 1, and a reflective device is disposed inside the reflective groove 15, and the reflective device may be a reflective light or a 3M reflective strip.
In the embodiment of the invention, when the vehicle is far away from the guardrail, the prompting lamp 16 arranged at the top of the mounting upright post 1 can remind the driver of the guardrail, when the vehicle runs to the guardrail, the light reflecting equipment in the light reflecting groove 15 can reflect the light of the vehicle back to remind the driver that the distance between the vehicle and the guardrail is close, in the embodiment, the solar panel can be arranged at the top of the prompting lamp 16 in the warning assembly to supply energy to the prompting lamp 16, so that the energy can be saved while the illumination reminding is realized.
As shown in fig. 1 and 5, as a preferred embodiment of the present invention, the mounting portion includes a mounting seat 17 fixedly connected to the mounting upright 1, a plurality of reinforcing ribs 19 for enhancing connection stability are disposed at a joint of the mounting seat 17 and the mounting upright 1, a plurality of mounting holes 18 are formed in the mounting seat 17, and a fixing member 21 for fixing the mounting upright 1 is mounted in the mounting holes 18.
In the embodiment of the invention, the reinforcing ribs 19 are arranged at two ends and the middle part of the joint of the mounting seat 17 and the mounting upright post 1 to increase the stability of the connection of the mounting upright post 1 and the mounting seat 17, the mounting seat 17 is fixed on the fixing piece 21 by the fixing piece 21 through the mounting hole 18 formed in the mounting seat 17, the stability of the device is further increased, the mounting parts can be arranged on any two opposite surfaces of the bottom of the mounting upright post 1 or can be respectively arranged on four surfaces of the bottom of the mounting upright post 1, and the fixing piece 21 can be a fastening bolt or a fixing pile.
When the vehicle collision protection device is used, the installation upright posts 1 are fixedly installed on an installation road surface 20 through the installation parts, the guardrails with the specified length are formed through the matching of the installation upright posts 1 and the flexible guardrails 7, in a normal state, the first elastic pieces 5 in the connection mechanism are in a relaxed state, the flexible guardrails 7 are wound on the rotating rod shaft 4 under the action of the elastic force of the flexible guardrails 7, the flexible guardrails 7 are in a tightened state, when a vehicle collides on the flexible guardrails 7, the flexible guardrails 7 extend under the action of the impact force to pocket the collision parts of the vehicle and synchronously drive the first elastic pieces 5 to tighten, a part of the received impact force can be offset through the elastic force contracted by the first elastic pieces 5, meanwhile, the elastic connection pieces can be extruded in the tightening process of the first elastic pieces 5, so that the elastic connection pieces are matched with the positioning grooves 14 on the connection disc 10, and the linkage of the rotating rod shaft 4 and the connection disc 10 can be realized, after the elastic connecting piece is in contact with the control piece 22 in the positioning groove 14, the driving piece 8 starts to work, the driving piece 8 drives the connecting disc 10 to rotate through the main driving shaft 9, then the rotating rod shaft 4 can be driven to rotate reversely, the flexible guardrail 7 is tightened again, the vehicle is protected, the flexible guardrail 7 and the connecting mechanism which are flexibly arranged can effectively absorb the impact of the vehicle, and meanwhile, the damage to the vehicle can be effectively reduced.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (9)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110667944.4A CN113430974B (en) | 2021-06-16 | 2021-06-16 | Road and bridge anticollision barrier for civil engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110667944.4A CN113430974B (en) | 2021-06-16 | 2021-06-16 | Road and bridge anticollision barrier for civil engineering |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113430974A true CN113430974A (en) | 2021-09-24 |
| CN113430974B CN113430974B (en) | 2022-09-09 |
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ID=77756334
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110667944.4A Expired - Fee Related CN113430974B (en) | 2021-06-16 | 2021-06-16 | Road and bridge anticollision barrier for civil engineering |
Country Status (1)
| Country | Link |
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| CN (1) | CN113430974B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3135902A1 (en) * | 1981-09-10 | 1983-03-31 | Gerd Dieter 7326 Heiningen Maibach | Safety device for bobsleigh runs |
| DE3616539A1 (en) * | 1986-05-16 | 1988-02-25 | Georg Schlitter | Flexible/resilient protective fence around masts and as a crash barrier on roads |
| CN206581190U (en) * | 2017-03-15 | 2017-10-24 | 曹忠峰 | A kind of flexible freeway guardrail |
| CN108131047A (en) * | 2017-12-27 | 2018-06-08 | 成都伍加玖网络科技有限公司 | A kind of easy-to-dismount fence of HIGHWAY MAINTENANCE |
| WO2018160074A1 (en) * | 2017-02-28 | 2018-09-07 | Traffic Signs Nz Limited | Delineator post and delineator post assembly |
| KR20190009263A (en) * | 2017-07-18 | 2019-01-28 | 김승수 | System absorbing impact of vehicle by CFT flexure member and guard rail being comprised of CFT flexure member |
| CN209816734U (en) * | 2018-12-27 | 2019-12-20 | 宁波大学 | A multi-stage buffer energy-absorbing flexible highway guardrail |
| CN211547535U (en) * | 2020-01-09 | 2020-09-22 | 张俊雅 | Anti-collision highway guard plate for highway |
-
2021
- 2021-06-16 CN CN202110667944.4A patent/CN113430974B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3135902A1 (en) * | 1981-09-10 | 1983-03-31 | Gerd Dieter 7326 Heiningen Maibach | Safety device for bobsleigh runs |
| DE3616539A1 (en) * | 1986-05-16 | 1988-02-25 | Georg Schlitter | Flexible/resilient protective fence around masts and as a crash barrier on roads |
| WO2018160074A1 (en) * | 2017-02-28 | 2018-09-07 | Traffic Signs Nz Limited | Delineator post and delineator post assembly |
| CN206581190U (en) * | 2017-03-15 | 2017-10-24 | 曹忠峰 | A kind of flexible freeway guardrail |
| KR20190009263A (en) * | 2017-07-18 | 2019-01-28 | 김승수 | System absorbing impact of vehicle by CFT flexure member and guard rail being comprised of CFT flexure member |
| CN108131047A (en) * | 2017-12-27 | 2018-06-08 | 成都伍加玖网络科技有限公司 | A kind of easy-to-dismount fence of HIGHWAY MAINTENANCE |
| CN209816734U (en) * | 2018-12-27 | 2019-12-20 | 宁波大学 | A multi-stage buffer energy-absorbing flexible highway guardrail |
| CN211547535U (en) * | 2020-01-09 | 2020-09-22 | 张俊雅 | Anti-collision highway guard plate for highway |
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| Publication number | Publication date |
|---|---|
| CN113430974B (en) | 2022-09-09 |
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