CN112982239A - Road bridge is with collision shock attenuation guardrail - Google Patents
Road bridge is with collision shock attenuation guardrail Download PDFInfo
- Publication number
- CN112982239A CN112982239A CN202110125051.7A CN202110125051A CN112982239A CN 112982239 A CN112982239 A CN 112982239A CN 202110125051 A CN202110125051 A CN 202110125051A CN 112982239 A CN112982239 A CN 112982239A
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- China
- Prior art keywords
- plate
- uniformly distributed
- protection
- roads
- guardrail
- 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.)
- Granted
Links
- 230000035939 shock Effects 0.000 title claims description 10
- 239000000872 buffer Substances 0.000 claims abstract description 34
- 230000007246 mechanism Effects 0.000 claims abstract description 10
- 230000003139 buffering effect Effects 0.000 claims abstract description 7
- 238000013016 damping Methods 0.000 claims abstract description 5
- 230000001681 protective effect Effects 0.000 claims description 5
- 238000010521 absorption reaction Methods 0.000 claims description 4
- 239000000843 powder Substances 0.000 claims description 4
- 230000009471 action Effects 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000006872 improvement Effects 0.000 description 2
- 241001388119 Anisotremus surinamensis Species 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000009440 infrastructure construction Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- 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
-
- 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
- E01F15/14—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 specially adapted for local protection, e.g. for bridge piers, for traffic islands
- E01F15/145—Means for vehicle stopping using impact energy absorbers
-
- 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
- E01F15/14—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 specially adapted for local protection, e.g. for bridge piers, for traffic islands
- E01F15/145—Means for vehicle stopping using impact energy absorbers
- E01F15/146—Means for vehicle stopping using impact energy absorbers fixed arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The invention discloses a collision damping guardrail for roads and bridges, which comprises symmetrically arranged movable columns, wherein symmetrically arranged connecting rods are arranged on the sides, close to each other, of the movable columns, a plurality of uniformly distributed extension springs are arranged on the connecting rods, and the two groups of connecting rods are connected through a plurality of uniformly distributed protection plates. The beneficial effects are that: the buffering mechanisms are arranged on the first protection plate, the second protection plate and one side of the movable column, so that the vehicle is effectively buffered for the first time; when a vehicle collides with the protection plate, the elastic connecting layer deforms and stretches to drive the connecting shaft I to slightly rotate, and meanwhile, the extension spring deforms and stretches to effectively drive the connecting rod, the protection plate I and the protection plate II to relatively deform, so that the vehicle is effectively buffered and protected; when the vehicle collides the movable column, the movable column obliquely swings under the action of the first return spring and the second connecting shaft, and the buffer arc sheet secondarily buffers the movable column, so that the vehicle is effectively protected by buffering.
Description
Technical Field
The invention relates to the technical field of road and bridge infrastructure construction, in particular to a collision damping guardrail for a road and bridge.
Background
In order to protect the life safety of people, the shock absorption guardrails are arranged on two sides of a highway and a bridge generally, when an automobile collides against the guardrails, the impact force of the automobile can be relieved, the phenomenon that the impact force is too large to cause serious injury to people in the automobile is prevented, and the life safety of people is guaranteed.
The current shock attenuation guardrail protectiveness is relatively poor, only adds a little buffer board on the guardrail, simultaneously, carries out the support column that supports to the guardrail but does not have certain buffer function, when the support column collision on car and the guardrail, hardly guarantees vehicle personnel's life safety.
An effective solution to the problems in the related art has not been proposed yet.
Disclosure of Invention
Aiming at the problems in the related art, the invention provides a collision damping guardrail for roads and bridges, which aims to overcome the technical problems in the prior related art.
Therefore, the invention adopts the following specific technical scheme:
a collision damping guardrail for roads and bridges comprises symmetrically arranged movable columns, wherein symmetrically arranged connecting rods are arranged on one sides, close to each other, of the movable columns, a plurality of uniformly distributed extension springs are arranged on the connecting rods, two groups of connecting rods are connected through a plurality of uniformly distributed protection plates, each protection plate comprises a plurality of uniformly distributed protection plates I, two groups of protection plates I are connected through protection plates II, each protection plate II is connected with the protection plate I through a connecting shaft I, each protection plate II is provided with an elastic connecting layer, the bottom ends of the movable columns are provided with support columns, the support columns and the movable columns are connected through connecting shafts II, the connecting shafts II are sleeved with return springs I connected with the support columns, the bottom ends of the support columns are provided with mounting plates, and the protection plates I, the protection plates II and the movable columns are provided with buffer mechanisms, buffer gear includes rubber convex block, be equipped with a plurality of evenly distributed's buffer spring in the rubber convex block, be equipped with the sponge layer in the rubber convex block, one side of rubber convex block all is equipped with the fixed plate, backplate one backplate two with all be equipped with on the movable column with fixed plate assorted spacing groove one, one side of fixed plate is equipped with a plurality of evenly distributed's pompon, be equipped with a plurality of evenly distributed's lug on the spacing groove one, one side that the lug is close to mutually all is equipped with reset spring two, one side that reset spring two is close to mutually all is equipped with the connection ball, the top of mounting panel is equipped with the fixed block, one side of fixed block all is equipped with the buffering arc piece.
Preferably, the connecting rod is provided with a plurality of uniformly distributed limiting grooves II, and the limiting grooves II are matched with the guard plate I.
Preferably, the extension spring and the buffer spring are both sleeved with rubber sleeves matched with the extension spring and the buffer spring.
Preferably, the top of mounting panel all is equipped with a plurality of evenly distributed's fixing bolt, the top of mounting panel all is equipped with a plurality of evenly distributed's visor.
Preferably, the rubber bumps are of a semi-cylindrical structure.
Preferably, the surfaces of the movable column, the first guard plate and the second guard plate are coated with fluorescent powder.
Preferably, the bottom of mounting panel all is equipped with the rubber layer, the mounting panel is the slope structure.
The invention has the beneficial effects that: the buffering mechanisms are arranged on the first protection plate, the second protection plate and one side of the movable column, so that the vehicle is effectively buffered for the first time; when a vehicle collides with the protection plate, the elastic connecting layer deforms and stretches to drive the connecting shaft I to slightly rotate, and meanwhile, the extension spring deforms and stretches to effectively drive the connecting rod, the protection plate I and the protection plate II to relatively deform, so that the vehicle is effectively buffered and protected; when the vehicle collides the movable column, the movable column obliquely swings under the action of the first return spring and the second connecting shaft, and the buffer arc sheet secondarily buffers the movable column, so that the vehicle is effectively protected by buffering.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural view of a crash cushion guardrail for roads and bridges according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a buffer mechanism in a crash cushion for roads and bridges according to an embodiment of the invention;
fig. 3 is a side view of a middle leg of a crash cushion guardrail for roads and bridges according to an embodiment of the present invention.
In the figure:
1. a movable post; 2. a support pillar; 3. a connecting rod; 4. an extension spring; 5. a first guard plate; 6. a second guard plate; 7. a first connecting shaft; 8. an elastic tie layer; 9. a second connecting shaft; 10. a first return spring; 11. mounting a plate; 12. a buffer mechanism; 13. a rubber bump; 14. a buffer spring; 15. a sponge layer; 16. a fixing plate; 17. a first limiting groove; 18. a convex ball; 19. a bump; 20. a second return spring; 21. a connecting ball; 22. a fixed block; 23. a buffer arc sheet; 24. a rubber sleeve; 25. fixing the bolt; 26. a protective cover.
Detailed Description
For further explanation of the various embodiments, the drawings which form a part of the disclosure and which are incorporated in and constitute a part of this specification, illustrate embodiments and, together with the description, serve to explain the principles of operation of the embodiments, and to enable others of ordinary skill in the art to understand the various embodiments and advantages of the invention, and, by reference to these figures, reference is made to the accompanying drawings, which are not to scale and wherein like reference numerals generally refer to like elements.
According to an embodiment of the present invention, there is provided a crash cushion guardrail for roads and bridges.
The first embodiment;
as shown in fig. 1-3, the crash shock-absorbing guardrail for roads and bridges according to the embodiment of the invention comprises symmetrically arranged movable columns 1, symmetrically arranged connecting rods 3 are respectively arranged on the mutually adjacent sides of the movable columns 1, a plurality of uniformly distributed extension springs 4 are arranged on the connecting rods 3, two groups of the connecting rods 3 are connected through a plurality of uniformly distributed protection plates, each protection plate comprises a plurality of uniformly distributed protection plates I5, two groups of the protection plates I5 are connected through protection plates II 6, the protection plates II 6 are both connected with the protection plates I5 through connecting shafts I7, each protection plate II 6 is provided with an elastic connecting layer 8, the bottom end of each movable column 1 is provided with a support column 2, the support columns 2 are both connected with the movable columns 1 through connecting shafts II 9, the connecting shafts II 9 are both sleeved with return springs I10 connected with the support columns 2, the bottom of the supporting column 2 is provided with a mounting plate 11, the first guard plate 5, the second guard plate 6 and the movable column 1 are provided with buffer mechanisms 12, each buffer mechanism 12 comprises a rubber bump 13, each rubber bump 13 is internally provided with a plurality of buffer springs 14 which are uniformly distributed, each rubber bump 13 is internally provided with a sponge layer 15, one side of each rubber bump 13 is provided with a fixing plate 16, the first guard plate 5, the second guard plate 6 and the movable column 1 are respectively provided with a first limiting groove 17 matched with the fixing plate 16, one side of each fixing plate 16 is provided with a plurality of convex balls 18 which are uniformly distributed, the first limiting groove 17 is provided with a plurality of convex blocks 19 which are uniformly distributed, one side of each convex block 19 which is close to each other is provided with a second reset spring 20, one side of each reset spring 20 which is close to each other is provided with a connecting ball 21, and the top end of the mounting, and one side of each fixed block 22 is provided with a buffer arc sheet 23.
Example two;
as shown in fig. 1-3, according to the collision shock-absorbing guardrail for roads and bridges provided by the embodiment of the invention, a plurality of uniformly distributed second limiting grooves are formed on the connecting rod 3, the second limiting grooves are both matched with the first guard plate 5, the extension spring 4 and the buffer spring 14 are both sleeved with rubber sleeves 24 matched with the extension spring and the buffer spring, a plurality of uniformly distributed fixing bolts 25 are arranged at the top end of the mounting plate 11, a plurality of uniformly distributed protective covers 26 are arranged at the top end of the mounting plate 11, the rubber bumps 13 are of a semi-cylindrical structure, the surfaces of the movable column 1, the first guard plate 5 and the second guard plate 6 are all coated with fluorescent powder, a rubber layer is arranged at the bottom end of the mounting plate 11, and the mounting plate 11 is of an inclined structure. The design is not difficult to see, the second limiting groove is arranged, so that the first protection plates 5 are effectively prevented from sliding left and right, the distance between the two first protection plates 5 is different, and the attractiveness of the novel protective plate is influenced; by arranging the rubber sleeve 24, when the extension spring 4 and the buffer spring 14 are ensured to normally work, the extension spring 4 and the buffer spring 14 are effectively protected, and interference of external factors on the extension spring 4 and the buffer spring 14 is avoided; the mounting plate 11 is effectively mounted and fixed by arranging the fixing bolt 25, and the protective cover 26 is arranged, so that the external water and dust are effectively prevented from contacting the fixing bolt 25, the fixing bolt 25 is rotted, and the stability of the mounting plate 11 is influenced; by arranging the fluorescent powder, the illumination is absorbed in the daytime, so that the light is provided for passers-by at night; through setting up the rubber layer, make mounting panel 11 and road surface zonulae occludens, effectual improvement mounting panel 11's fastness and stability.
For the convenience of understanding the technical solutions of the present invention, the following detailed description will be made on the working principle or the operation mode of the present invention in the practical process.
In practical application, when a vehicle collides with the protection plate, the elastic connecting layer 8 deforms and stretches to drive the first connecting shaft 7 to slightly rotate to drive the first protection plate 5 and the second protection plate 6 to elastically deform, and meanwhile, the extension spring 4 deforms and stretches to drive the connecting rod 3 to elastically deform; when a vehicle collides the movable column 1, under the action of the first return spring 10 and the second connecting shaft 9, the movable column 1 obliquely swings relative to the supporting column 2, and meanwhile, the buffer arc piece 23 secondarily buffers the movable column 1.
In summary, according to the technical scheme of the invention, the buffer mechanisms are arranged on the first guard plate 5, the second guard plate 6 and one side of the movable column 1, so that the vehicle is effectively buffered for the first time; when a vehicle collides with the protection plate, the elastic connecting layer 8 deforms and stretches to drive the connecting shaft I7 to slightly rotate, and meanwhile, the extension spring 4 deforms and stretches to effectively drive the connecting rod 3, the protection plate I5 and the protection plate II 6 to relatively deform, so that the vehicle is effectively buffered and protected; when a vehicle collides with the movable column 1, under the action of the first return spring 10 and the second connecting shaft 9, the movable column 1 obliquely swings, and meanwhile, the buffer arc piece 23 secondarily buffers the movable column 1, so that the vehicle is effectively protected by buffering.
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, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (7)
1. The collision damping guardrail for roads and bridges is characterized by comprising movable columns (1) which are symmetrically arranged, wherein connecting rods (3) which are symmetrically arranged are arranged on one sides, close to each other, of the movable columns (1), a plurality of uniformly distributed tension springs (4) are arranged on the connecting rods (3), two groups of connecting rods (3) are connected through a plurality of uniformly distributed protection plates, each protection plate comprises a plurality of uniformly distributed protection plates I (5), the two groups of protection plates I (5) are connected through protection plates II (6), the protection plates II (6) are connected with the protection plates I (5) through connecting shafts I (7), elastic connecting layers (8) are arranged on the protection plates II (6), supporting columns (2) are arranged at the bottom ends of the movable columns (1), and the supporting columns (2) and the movable columns (1) are connected through connecting shafts II (9), the connecting shaft II (9) is sleeved with a first reset spring (10) connected with the supporting column (2), the bottom end of the supporting column (2) is provided with a mounting plate (11), the first protection plate (5), the second protection plate (6) and the movable column (1) are provided with buffer mechanisms (12), each buffer mechanism (12) comprises a rubber bump (13), a plurality of buffer springs (14) which are uniformly distributed are arranged in each rubber bump (13), a sponge layer (15) is arranged in each rubber bump (13), a fixing plate (16) is arranged on one side of each rubber bump (13), the first protection plate (5), the second protection plate (6) and the movable column (1) are provided with first limit grooves (17) matched with the fixing plates (16), and a plurality of convex balls (18) which are uniformly distributed are arranged on one side of the fixing plate (16), be equipped with a plurality of evenly distributed's lug (19) on spacing groove (17), one side that lug (19) are close to each other all is equipped with reset spring two (20), one side that reset spring two (20) are close to each other all is equipped with connection ball (21), the top of mounting panel (11) is equipped with fixed block (22), one side of fixed block (22) all is equipped with buffering arc piece (23).
2. The crash and shock absorption guardrail for roads and bridges as claimed in claim 1, wherein a plurality of evenly distributed limiting grooves II are arranged on the connecting rod (3), and the limiting grooves II are matched with the first guard plates (5).
3. The crash and shock absorption guardrail for roads and bridges as claimed in claim 1, wherein the extension spring (4) and the buffer spring (14) are respectively sleeved with a rubber sleeve (24) matched with the extension spring and the buffer spring.
4. The crash shock absorbing guardrail for roads and bridges as claimed in claim 1, wherein the top end of the mounting plate (11) is provided with a plurality of uniformly distributed fixing bolts (25), and the top end of the mounting plate (11) is provided with a plurality of uniformly distributed protective covers (26).
5. The crash shock absorbing guardrail for roads and bridges as claimed in claim 1, wherein the rubber bumps (13) are all of a semi-cylindrical structure.
6. The crash shock absorption guardrail for roads and bridges as claimed in claim 1, wherein the surfaces of the movable column (1), the first guard plate (5) and the second guard plate (6) are coated with fluorescent powder.
7. The crash shock absorbing guardrail for roads and bridges as claimed in claim 1, wherein the bottom ends of the mounting plates (11) are all provided with rubber layers, and the mounting plates (11) are all of inclined structures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110125051.7A CN112982239B (en) | 2021-01-29 | 2021-01-29 | Road bridge is with collision shock attenuation guardrail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110125051.7A CN112982239B (en) | 2021-01-29 | 2021-01-29 | Road bridge is with collision shock attenuation guardrail |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112982239A true CN112982239A (en) | 2021-06-18 |
| CN112982239B CN112982239B (en) | 2022-05-27 |
Family
ID=76345755
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110125051.7A Expired - Fee Related CN112982239B (en) | 2021-01-29 | 2021-01-29 | Road bridge is with collision shock attenuation guardrail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112982239B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114214933A (en) * | 2022-01-25 | 2022-03-22 | 浙江瑞帆建设有限公司 | Bridge protector for municipal works |
Citations (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20000058242A (en) * | 1999-11-25 | 2000-10-05 | 김성희 | The shock absorber for cars |
| JP2003119738A (en) * | 2001-10-15 | 2003-04-23 | Bunkai Yu | Buffer type guard rail |
| KR100804095B1 (en) * | 2007-11-16 | 2008-02-18 | 주은스틸아트 (주) | Slim-type elastomeric bollard |
| CN204849653U (en) * | 2015-08-26 | 2015-12-09 | 济宁市金蓝领教育咨询有限公司 | Celebration is with plastics guardrail of aggregate erection of being convenient for |
| CN207109679U (en) * | 2017-12-19 | 2018-03-16 | 马晓芳 | A kind of environment-friendly type municipal road isolated column |
| CN107938552A (en) * | 2017-12-28 | 2018-04-20 | 浙江力源新材料有限公司 | Flexible safety fence and formula and its manufacturing technology applied to cellular rubber body therein |
| CN207633255U (en) * | 2017-11-27 | 2018-07-20 | 戴开良 | A kind of environment-friendly type municipal road isolated column |
| CN108386066A (en) * | 2018-05-16 | 2018-08-10 | 江苏阳光新格栅栏科技有限公司 | A kind of compound guardrail convenient for storage |
| CN108755512A (en) * | 2018-08-08 | 2018-11-06 | 宿迁市众创空间科技有限公司 | A kind of town road cushion guardail |
| CN209836793U (en) * | 2019-04-11 | 2019-12-24 | 中国十七冶集团有限公司 | Shock attenuation safety barrier device for public road bridge roof beam |
| CN110629669A (en) * | 2019-09-29 | 2019-12-31 | 中建八局第二建设有限公司 | Prefabricated bridge deck edge railing and mounting method thereof |
| CN209908081U (en) * | 2019-03-14 | 2020-01-07 | 荣华建设集团有限公司 | Anticollision barrier for building |
| CN210262716U (en) * | 2019-07-12 | 2020-04-07 | 聂玉涛 | Bridge guardrail with buffer function |
| CN210827218U (en) * | 2019-08-29 | 2020-06-23 | 陕西高速诚信交通工程有限公司 | Novel flexible anti-collision traffic safety facility |
| CN211368516U (en) * | 2019-09-25 | 2020-08-28 | 陈祥林 | Highway crash barrier |
| CN211863838U (en) * | 2019-12-31 | 2020-11-06 | 湖南省中一游乐设备有限公司 | Anti-collision structure of amusement equipment |
| CN212026046U (en) * | 2020-01-14 | 2020-11-27 | 惠安环玛铁贸易有限公司 | Rail for municipal works |
| CN212223695U (en) * | 2020-01-06 | 2020-12-25 | 黄丽平 | Road guardrail |
-
2021
- 2021-01-29 CN CN202110125051.7A patent/CN112982239B/en not_active Expired - Fee Related
Patent Citations (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20000058242A (en) * | 1999-11-25 | 2000-10-05 | 김성희 | The shock absorber for cars |
| JP2003119738A (en) * | 2001-10-15 | 2003-04-23 | Bunkai Yu | Buffer type guard rail |
| KR100804095B1 (en) * | 2007-11-16 | 2008-02-18 | 주은스틸아트 (주) | Slim-type elastomeric bollard |
| CN204849653U (en) * | 2015-08-26 | 2015-12-09 | 济宁市金蓝领教育咨询有限公司 | Celebration is with plastics guardrail of aggregate erection of being convenient for |
| CN207633255U (en) * | 2017-11-27 | 2018-07-20 | 戴开良 | A kind of environment-friendly type municipal road isolated column |
| CN207109679U (en) * | 2017-12-19 | 2018-03-16 | 马晓芳 | A kind of environment-friendly type municipal road isolated column |
| CN107938552A (en) * | 2017-12-28 | 2018-04-20 | 浙江力源新材料有限公司 | Flexible safety fence and formula and its manufacturing technology applied to cellular rubber body therein |
| CN108386066A (en) * | 2018-05-16 | 2018-08-10 | 江苏阳光新格栅栏科技有限公司 | A kind of compound guardrail convenient for storage |
| CN108755512A (en) * | 2018-08-08 | 2018-11-06 | 宿迁市众创空间科技有限公司 | A kind of town road cushion guardail |
| CN209908081U (en) * | 2019-03-14 | 2020-01-07 | 荣华建设集团有限公司 | Anticollision barrier for building |
| CN209836793U (en) * | 2019-04-11 | 2019-12-24 | 中国十七冶集团有限公司 | Shock attenuation safety barrier device for public road bridge roof beam |
| CN210262716U (en) * | 2019-07-12 | 2020-04-07 | 聂玉涛 | Bridge guardrail with buffer function |
| CN210827218U (en) * | 2019-08-29 | 2020-06-23 | 陕西高速诚信交通工程有限公司 | Novel flexible anti-collision traffic safety facility |
| CN211368516U (en) * | 2019-09-25 | 2020-08-28 | 陈祥林 | Highway crash barrier |
| CN110629669A (en) * | 2019-09-29 | 2019-12-31 | 中建八局第二建设有限公司 | Prefabricated bridge deck edge railing and mounting method thereof |
| CN211863838U (en) * | 2019-12-31 | 2020-11-06 | 湖南省中一游乐设备有限公司 | Anti-collision structure of amusement equipment |
| CN212223695U (en) * | 2020-01-06 | 2020-12-25 | 黄丽平 | Road guardrail |
| CN212026046U (en) * | 2020-01-14 | 2020-11-27 | 惠安环玛铁贸易有限公司 | Rail for municipal works |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114214933A (en) * | 2022-01-25 | 2022-03-22 | 浙江瑞帆建设有限公司 | Bridge protector for municipal works |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112982239B (en) | 2022-05-27 |
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