CN104790318A - Highway guardrail - Google Patents
Highway guardrail Download PDFInfo
- Publication number
- CN104790318A CN104790318A CN201510216411.9A CN201510216411A CN104790318A CN 104790318 A CN104790318 A CN 104790318A CN 201510216411 A CN201510216411 A CN 201510216411A CN 104790318 A CN104790318 A CN 104790318A
- Authority
- CN
- China
- Prior art keywords
- conically shaped
- highway barrier
- buffering bracket
- guardrail board
- buffering
- 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
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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
- E01F15/04—Continuous barriers extending along roads or between traffic lanes essentially made of longitudinal beams or rigid strips supported above ground at spaced points
-
- 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 provides a highway guardrail which comprises a stand column (10), a corrugated guardrail plate (20) and a buffering bracket (30) arranged between the stand column (10) and the guardrail plate (20). The stand column (10) is sleeved with a conical barrel (11), and the outer diameter of the conical barrel (11) is gradually increased from top to bottom. The buffering bracket (30) is arranged outside the conical barrel (11) in a sleeving mode from the upper portion of the conical barrel (11). The guardrail plate (20) is buckled on the buffering bracket (30). A buffering structure capable of moving up is arranged on the highway guardrail, all bolt type connecting components are omitted, the buffering deformation stroke of the highway guardrail is greatly increased, secondary harms are avoided, structure modification is little, and installation is convenient.
Description
Technical field
The present invention relates to a kind of traffic safety protection technology, especially a kind of highway barrier with buffer structure for speedway and so on.
Background technology
Such as the highway barrier of expressway guardrail and so on is the principal mode of semi-steel guardrail, is a kind of mutually to splice with undulatory guardrail board and by the continuous structure of upright supports.When vehicle collides it, because guardrail board has good Impact Resisting Capability and endergonic effect, be both not easy to be smashed, can have played a very good protection to vehicle and driver and conductor again simultaneously.The preventing principle of highway barrier utilizes the distortion of soil matrix, column, guardrail board to absorb collision energy; and force errant vehicle to change direction, be returned to normal travel direction, prevent vehicle run-off-road; to protect vehicle and passenger, the loss that minimizing accident causes.
Fig. 1 display be a kind of highway barrier of typical structure, comprise column 10, undulatory guardrail board 20 and the buffering bracket 30 be arranged between column 10 and guardrail board 20, buffering bracket 30 is bolted on column 10, and guardrail board 20 is bolted on buffering bracket 30.The cylindrical shape that buffering bracket 30 is made for galvanized steel plain sheet or polygonal thin-shell absorption structure, in time colliding, buffering bracket 30 absorbs a part of collision energy by stress deformation.
The cause that the highway barrier of above-mentioned typical structure is fixedly connected with due to bolt, only distortion energy-absorbing function can be provided in the horizontal direction when being collided, especially in the position at column 10 place, substantially buffering bracket 30 can only be leaned on to provide the distortion of limited travel, there is certain defect in buffer protection usefulness.
Chinese patent application CN 200480025123.5 discloses a kind of highway barrier, and which provide elastic body that a kind of rubber makes to replace the buffering bracket shown in Fig. 1, this elastomer design has up-narrow and down-wide horizontally disposed trapezoid-shaped openings.Can amoeboid movement from bottom to top time the prior art claims that elastic body is impacted, thus drive guardrail board to move upward by elastic body, can obtain the distortion of more Long Distances, energy-absorbing effect is better.But actual conditions are, because trapezoid-shaped openings is a kind of up-narrow and down-wide structure, material more thus rigidity in elastomeric top are larger, and the few rigidity of lower material is less, when thus being impacted, lower deformation can be larger, in fact total can move downward instead of move upward, and guardrail board finally can be caused to move earthward and do not reach the object of protection.
In addition, buffering bracket or elastic body in prior art, and guardrail board etc. is all be fixed on column by the syndeton of bolt and so on, when sharp impacts occurs, these metal connection parts come off sometimes, fly out, even can hit the vehicle that relative direction travels, cause the consequence being difficult to expect.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of highway barrier, to reduce or to avoid problem noted earlier.
Specifically, the invention provides a kind of highway barrier, this highway barrier provides a kind of buffer structure moved upward, eliminate the link of whole bolt and so on, substantially increase the buffering deformation stroke of highway barrier, avoid the generation of secondary injury, and structure of modification is few, is convenient to install.
For solving the problems of the technologies described above, the present invention proposes a kind of highway barrier, comprise column, undulatory guardrail board and the buffering bracket be arranged between described column and described guardrail board, be arranged with a conically shaped outside described column, the external diameter of described conically shaped becomes large from top to bottom gradually; Described buffering bracket is set in the outside of described conically shaped from the top of described conically shaped; Described guardrail board is buckled on described buffering bracket.
Preferably, described buffering bracket has a bellmouth matched with described conically shaped, and the internal diameter of described bellmouth becomes large from top to bottom gradually.
Preferably, it is protruding that described buffering bracket is provided with at least one buckle coordinated with the hole clipping in described guardrail board, and described buckle projection has the neck of the minor diameter of a large diameter end and a described end of connection.
Preferably, described hole clipping has the macropore portion that is greater than described end, and one is greater than described neck and is less than the aperture portion of described end.
Preferably, described buffering bracket has a cushion hole, and described cushion hole is arranged between described bellmouth and described guardrail board.
Preferably, the lower end of described conically shaped and ground.
Preferably, described conically shaped inside is provided with a flexible lining.
Preferably, the height of described flexible lining is less than the height of described conically shaped.
Preferably, described flexible lining is made up of copper or copper alloy.
Preferably, described buffering bracket is made up of rubber.
Above-mentioned highway barrier of the present invention provides the buffer structure that can move upward, and eliminates the link of whole bolt and so on, substantially increases the buffering deformation stroke of highway barrier, avoid the generation of secondary injury, and structure of modification is few, is convenient to install.
Accompanying drawing explanation
The following drawings is only intended to schematically illustrate the present invention and explain, not delimit the scope of the invention.Wherein,
Fig. 1 display be a kind of structural representation of highway barrier of typical structure;
Fig. 2 display be the structural representation of highway barrier according to a specific embodiment of the present invention;
Fig. 3 display be the top view of the buffering bracket of highway barrier shown in Fig. 1;
Fig. 4 display be the partial exploded perspective view of highway barrier according to a specific embodiment of the present invention, wherein just show buffering bracket and guardrail board.
Detailed description of the invention
In order to there be understanding clearly to technical characteristic of the present invention, object and effect, now contrast accompanying drawing and the specific embodiment of the present invention is described.Wherein, identical parts adopt identical label.
Just as described in the background section, the invention provides a kind of highway barrier of modified node method, Fig. 2 display be the structural representation of highway barrier according to a specific embodiment of the present invention, as shown in the figure, highway barrier of the present invention comprises column 10, undulatory guardrail board 20 and the buffering bracket 30 be arranged between column 10 and guardrail board 20, with Fig. 1 unlike, the present invention is arranged with a conically shaped 11 outside column 10, the external diameter of conically shaped 11 becomes large from top to bottom gradually, that is the present invention is without the need to changing existing pillar construction, only need, on the cover of the outside of column 10, a conically shaped 11 is installed.
The present invention is after the sheathed conically shaped 11 in the outside of column 10, and existing buffering bracket needs to be modified into the form that can match with conically shaped 11, and its detailed construction as shown in Figure 3-4.Buffering bracket 30 is set in the outside of conically shaped 11 from the top of conically shaped 11; Guardrail board 20 is buckled on buffering bracket 30.
Above-mentioned highway barrier proposed by the invention, its primary structure all adopts form that is sheathed or buckle, eliminate the link of whole bolt of the prior art and so on, thus the metal connection parts come off can not be produced when colliding, avoid the generation of secondary injury, and structure of modification is few, be convenient to install.The most important thing is; buffering bracket 30 of the present invention is set in the outside of conically shaped from the top of conically shaped 11; when occurring to clash into; buffering bracket 30 can move up along the external surface of conically shaped 11; thus provide the buffer structure that can move upward; substantially increase the buffering deformation stroke of highway barrier, can absorb and more clash into kinetic energy, better protective effect can be played to vehicle and driver and conductor.
In addition, the present invention adopts the structure being arranged with conically shaped 11 outside column 10 to be for the ease of installing location, because if column 10 is designed to pyramidal structure, then need exactissima diligentia embedding precision when burying column 10 underground, once the depth of burying is excessive or too small, then the sheathed height of buffering bracket 30 will off-design requirement.The present invention adopts the form of sheathed conically shaped 11, as long as arrange the lower end and the ground that make conically shaped 11, just can guarantee that each conically shaped 11 protrudes the height on ground identical, thus very easily buffering bracket 30 can be set in the same height and position in distance ground, very convenient installation location, without the need to considering the problem connecting punching and so on.
In a specific embodiment, for the ease of the tool for mounting between conically shaped 11 and column 10 for certain bonding strength, can be provided with a flexible lining 12 in conically shaped 11 inside, preferably this flexible lining 12 can be made up of copper or copper alloy, and preferably it is highly less than the height of conically shaped 11.When conically shaped 11 is arranged on outside column 10, certain pressure can be applied with hammer, make flexible lining 12 that certain distortion occur, thus conically shaped 11 can be made relatively firmly to be connected with column 10, as long as the height of flexible lining 12 is less than the height of conically shaped 11, then flexible lining 12 would not counteract installation.Certainly, those skilled in the art are to be understood that, if the machining accuracy of conically shaped 11 is very high, and the embedding precision of column 11 is also very high, this flexible lining 12 also can omit, just this is difficult to accomplish under normal circumstances, therefore arranges flexible lining 12 and can overcome by very simple structure and manufacture and defect that embedding precision is low, can obtain relatively better bonding strength simultaneously.
Describe the structure of buffering bracket of the present invention in detail referring to Fig. 3-4, wherein, Fig. 3 display be the top view of the buffering bracket of highway barrier shown in Fig. 1; Fig. 4 display be the partial exploded perspective view of highway barrier according to a specific embodiment of the present invention, wherein just show buffering bracket and guardrail board.As shown in Figure 3-4, buffering bracket 30 of the present invention can be made up of rubber, and it has a bellmouth 31 matched with conically shaped 11, and the internal diameter of bellmouth 31 becomes large from top to bottom gradually.
In a specific embodiment, buffering bracket 30 is provided with at least one buckle projection 33 coordinated with the hole clipping 21 in guardrail board 20, and buckle projection 33 has the neck 332 of the minor diameter of a large diameter end 331 and a connecting end portion 331.Corresponding with it, hole clipping 21 has the macropore portion 211 that is greater than end 331, and one is greater than neck 332 and is less than the aperture portion 212 of end 331.When guardrail board 20 is installed on buffering bracket 30, the end 331 of buckle projection 33 is first allowed to pass from macropore portion 211, then allow the neck 332 of buckle projection 33 snap into position, aperture portion 212, thus prevent guardrail board 20 from throwing off from aperture portion 212 by end 331.That is above-mentioned specific embodiment provides simple buckle structure, eliminates the metal connection parts such as bolt.
Further, in order to improve cushion stroke, in a specific embodiment, buffering bracket 30 has a cushion hole 32, and cushion hole 32 is arranged between bellmouth 31 and guardrail board 20.When guardrail board 20 is subject to impacting time, cushion hole 32 can provide the deformation displacement of larger distance, thus can absorb shock kinetic energy further, can play better protection to vehicle and driver and conductor.
In sum, above-mentioned highway barrier of the present invention provides the buffer structure that can move upward, and eliminates the link of whole bolt and so on, substantially increase the buffering deformation stroke of highway barrier, avoid the generation of secondary injury, and structure of modification is few, is convenient to install.
Although it will be appreciated by those skilled in the art that the present invention is described according to the mode of multiple embodiment, not each embodiment only comprises an independently technical scheme.So describe in manual be only used to clear for the purpose of; manual should integrally be understood by those skilled in the art, and regards technical scheme involved in each embodiment as the mode that mutually can be combined into different embodiment to understand protection scope of the present invention.
The foregoing is only the schematic detailed description of the invention of the present invention, and be not used to limit scope of the present invention.Any those skilled in the art, the equivalent variations done under the prerequisite not departing from design of the present invention and principle, amendment and combination, all should belong to the scope of protection of the invention.
Claims (10)
1. a highway barrier, comprise column (10), undulatory guardrail board (20) and the buffering bracket (30) be arranged between described column (10) and described guardrail board (20), it is characterized in that, described column (10) outside is arranged with a conically shaped (11), and the external diameter of described conically shaped (11) becomes large from top to bottom gradually; Described buffering bracket (30) is set in the outside of described conically shaped (11) from the top of described conically shaped (11); Described guardrail board (20) is buckled on described buffering bracket (30).
2. highway barrier as claimed in claim 1, it is characterized in that, described buffering bracket (30) has a bellmouth (31) matched with described conically shaped (11), and the internal diameter of described bellmouth (31) becomes large from top to bottom gradually.
3. highway barrier as claimed in claim 2, it is characterized in that, described buffering bracket (30) is provided with at least one buckle projection (33) coordinated with the hole clipping (21) in described guardrail board (20), and described buckle projection (33) has the neck (332) of the minor diameter of a large diameter end (331) and the described end of a connection (331).
4. highway barrier as claimed in claim 3, it is characterized in that, described hole clipping (21) has the macropore portion (211) that is greater than described end (331), and one is greater than described neck (332) and is less than the aperture portion (212) of described end (331).
5. the highway barrier as described in one of claim 2-4, it is characterized in that, described buffering bracket (30) has a cushion hole (32), and described cushion hole (32) is arranged between described bellmouth (31) and described guardrail board (20).
6. the highway barrier as described in one of claim 1-4, is characterized in that, the lower end of described conically shaped (11) and ground.
7. highway barrier as claimed in claim 6, it is characterized in that, described conically shaped (11) inside is provided with a flexible lining (12).
8. highway barrier as claimed in claim 7, it is characterized in that, the height of described flexible lining (12) is less than the height of described conically shaped (11).
9. the highway barrier as described in one of claim 1-8, is characterized in that, described flexible lining (12) is made up of copper or copper alloy.
10. the highway barrier as described in one of claim 1-9, is characterized in that, described buffering bracket (30) is made up of rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510216411.9A CN104790318B (en) | 2015-04-30 | 2015-04-30 | A kind of highway barrier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510216411.9A CN104790318B (en) | 2015-04-30 | 2015-04-30 | A kind of highway barrier |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104790318A true CN104790318A (en) | 2015-07-22 |
| CN104790318B CN104790318B (en) | 2016-12-07 |
Family
ID=53555477
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510216411.9A Active CN104790318B (en) | 2015-04-30 | 2015-04-30 | A kind of highway barrier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104790318B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111472303A (en) * | 2018-12-07 | 2020-07-31 | 杭州江润科技有限公司 | Middle pier anti-collision system and construction method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2282003Y (en) * | 1996-08-16 | 1998-05-20 | 重庆交通学院复合材料开发公司 | Glass fiber reinforced plastic road guardrail |
| CN202755308U (en) * | 2012-08-29 | 2013-02-27 | 湖南省金为型材有限公司 | Detachable floral decoration assembly for guardrails |
| KR101253579B1 (en) * | 2012-11-29 | 2013-04-10 | 동아에스텍 주식회사 | Guardrail post reinforced structure |
| CN203021946U (en) * | 2013-01-03 | 2013-06-26 | 李兴林 | Stand column of protective guardrail of road |
| KR20130080175A (en) * | 2012-01-04 | 2013-07-12 | 진형건설(주) | Guardrail structure having reinforcing function |
-
2015
- 2015-04-30 CN CN201510216411.9A patent/CN104790318B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2282003Y (en) * | 1996-08-16 | 1998-05-20 | 重庆交通学院复合材料开发公司 | Glass fiber reinforced plastic road guardrail |
| KR20130080175A (en) * | 2012-01-04 | 2013-07-12 | 진형건설(주) | Guardrail structure having reinforcing function |
| CN202755308U (en) * | 2012-08-29 | 2013-02-27 | 湖南省金为型材有限公司 | Detachable floral decoration assembly for guardrails |
| KR101253579B1 (en) * | 2012-11-29 | 2013-04-10 | 동아에스텍 주식회사 | Guardrail post reinforced structure |
| CN203021946U (en) * | 2013-01-03 | 2013-06-26 | 李兴林 | Stand column of protective guardrail of road |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111472303A (en) * | 2018-12-07 | 2020-07-31 | 杭州江润科技有限公司 | Middle pier anti-collision system and construction method |
| CN111472303B (en) * | 2018-12-07 | 2021-08-20 | 杭州江润科技有限公司 | Middle pier anti-collision system and construction method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104790318B (en) | 2016-12-07 |
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| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201228 Address after: 276800 room 306, 3 / F, Sanyun incubation base, Rizhao Economic Development Zone, Shandong Province Patentee after: Rizhao Jinhui Technology Information Consulting Co.,Ltd. Address before: 551200 Shuichang Industrial Park, Longli County, Qiannan Buyi and Miao Autonomous Prefecture, Guizhou Province Patentee before: GUIZHOU HUAYOU METAL PRODUCT Co.,Ltd. |