CN102561179B - Full-prefabricated assembled crash barrier - Google Patents
Full-prefabricated assembled crash barrier Download PDFInfo
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- CN102561179B CN102561179B CN201210031530.3A CN201210031530A CN102561179B CN 102561179 B CN102561179 B CN 102561179B CN 201210031530 A CN201210031530 A CN 201210031530A CN 102561179 B CN102561179 B CN 102561179B
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- prefabricated
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- shearing resistance
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Abstract
The invention discloses a full-prefabricated assembled crash barrier, which is formed by fixedly connecting and sequentially assembling a plurality of prefabricated barrier segments. First shear-resistant parts for being in clamped fit with one prefabricated barrier segment in front are disposed on one side of each prefabricated barrier segment, second shear-resistant parts for being in clamped fit with one prefabricated barrier segment in rear are disposed on the other side of each prefabricated barrier segment, and the plurality of prefabricated barrier segments are fixedly connected with one another in such manner than the first shear-resistant parts and the second shear-resistant parts are assembled together. A third shear-resistant part for being in clamped fit with a bridge deck superstructure is disposed at the bottom of each prefabricated barrier segment and fixedly connected with the bride deck superstructure through connectors. The shear-resistant parts are disposed on the prefabricated barrier segments, so that mutual positioning is facilitated, shear resistance in assembly is enhanced, and the full-prefabricated assembled crash barrier has the advantages of inconvenience in installation, low adverse construction impact and the like.
Description
Technical field
The present invention relates to bridge technical field, relate in particular to a kind of full prefabricated assembled crash barrier.
Background technology
The anticollision barrier of bridge construction is generally connected and fixed and is formed by multiple guardrail sections, and the past adopts support cast-in-place engineering method mostly, first in bridge floor superstructure, fixed support is set, the then construction technology of cast-in-situ concrete on support.Along with the progress of social civilization, the negative effect such as environment pollution that the cast-in-place anticollision barrier of aforementioned brackets brings due to site operation, construction noise, dust, has not met the requirement of people to safety, civilization and environmental protection construction.
At present, a kind of assembled anticollision guardrail structure of partial precast is widely used in the field such as track traffic, urban elevated bridge, but the cast-in-place part of the assembled anticollision guardrail structure of aforementioned partial precast still exists that Site Welding amount is large, construction noise, dust etc. are uncivil and the construction problem of not environmental protection.
In addition, complicated along with technology such as traffic is electric, signal, controls, the structures such as track traffic now, urban elevated bridge are also widely by the double support that wears that does various pipelines.The anticollision guardrail structure in past, due to structure problem, can not provide the larger space that wears, and wears while construction not convenient.
Therefore, those skilled in the art is devoted to develop a kind of facility, little full prefabricated assembled crash barrier of construction negative effect installed.
Summary of the invention
Because the above-mentioned defect of prior art, technical problem to be solved by this invention is to provide a kind of facility, little full prefabricated assembled crash barrier of construction negative effect installed.
For achieving the above object, the invention provides a kind of full prefabricated assembled crash barrier, formed by some prefabricated guardrail sections successively assembled being connected and fixed; One side of described prefabricated guardrail sections be provided with for and the prefabricated guardrail sections in front between the first shearing resistance portion of engagement connection mutually, the opposite side of described prefabricated guardrail sections be provided with for and the prefabricated guardrail sections at rear between the second shearing resistance portion of engagement connection mutually, some described prefabricated guardrail sections mutually between by described the first shearing resistance portion with described second shearing resistance portion is assembled is fixedly connected with; The bottom surface of described prefabricated guardrail sections is provided with for being fixedly connected with described bridge floor superstructure with the 3rd shearing resistance portion of bridge floor superstructure engagement connection and by connector.
Preferably, described the first shearing resistance portion is recess or protuberance, and described the second shearing resistance portion is and protuberance or the recess of described the first shearing resistance portion snap fit.
Preferably, described the 3rd shearing resistance portion is and recess or the protuberance of described bridge floor superstructure snap fit.
Preferably, described connector is high-strength anchor bolt.
Preferably, described prefabricated guardrail sections Bei road one side is provided with dismountable block plate.
Preferably, between described dismountable block plate and described prefabricated guardrail sections, be formed with pipeline accommodation space.
Preferably, in described pipeline accommodation space, be provided with pipeline support.
Preferably, described dismountable block plate is decorative panel.
Preferably, described dismountable block plate is billboard.
Preferably, described dismountable block plate is advertising lamp box.
The invention has the beneficial effects as follows:
The present invention, owing to being provided with multiple shearing resistance portion on prefabricated guardrail sections, is convenient to mutual location, has also strengthened the shear strength of assembled connection, has the beneficial effects such as convenient, construction negative effect is little are installed.
Prefabricated guardrail sections can be realized complete prefabrication, without cast-in-place part, can avoid that Site Welding amount is large, the construction problem such as construction noise, dust etc. are uncivil, not environmental protection.
Prefabricated guardrail entirety longitudinal divisions, multiple guardrail sections are assembled at the scene, and sections length is hit outside the required calculated length of power meeting car, can carry out segmentation according to transport capacity and on-the-spot crane capacity, and lifting is convenient.
Prefabricated guardrail sections is fixedly connected with bridge superstructure by connectors such as high-strength anchor bolts, easy for installation.
Pipeline extends and is arranged on the outside of prefabricated guardrail sections, wears the problems such as constructional difficulties that various pipelines bring after avoiding in guardrail.
The outside Suspensible decorative plate of prefabricated guardrail sections, billboard, lamp box etc., both kept the outer facade of guardrail attractive in appearance, blocks whereby again the plug-in pipeline of guardrail, also can promote economic benefit.
Below with reference to accompanying drawing, the technique effect of design of the present invention, concrete structure and generation is described further, to understand fully object of the present invention, feature and effect.
Accompanying drawing explanation
Fig. 1 is the structural representation of a prefabricated guardrail sections in one embodiment of the invention.
Fig. 2 is the plan structure schematic diagram that Fig. 1 removes baffle plate.
Fig. 3 is the left TV structure schematic diagram of Fig. 1.
The specific embodiment
Full prefabricated assembled crash barrier of the present invention is made up of some prefabricated guardrail sections successively assembled being connected and fixed.Some prefabricated guardrail sections are except initial workpiece, tail part are structurally slightly different (simplifying the wherein shearing resistance portions of a side), and the equal structure of other prefabricated guardrail sections is identical, so that Prefabrication in batches.Prefabricated guardrail sections can be realized complete prefabrication, without cast-in-place part, can avoid that Site Welding amount is large, the construction problem such as construction noise, dust etc. are uncivil, not environmental protection.Prefabricated guardrail longitudinal divisions on the whole, multiple prefabricated guardrail sections are assembled at the scene, and sections length is hit outside the required calculated length of power meeting car, can carry out segmentation according to transport capacity and on-the-spot crane capacity, and lifting is convenient.
As shown in Figure 1 and Figure 2, one side of each prefabricated guardrail sections 1 is provided with the first shearing resistance portion 11, for and the prefabricated guardrail sections (not shown) of front (figure left side) between engagement connection mutually, opposite side is provided with the second shearing resistance portion 12, for and the prefabricated guardrail sections on rear (figure right side) between engagement connection mutually.So, some prefabricated guardrail sections mutually between by the first shearing resistance portion 11 with second shearing resistance portion 12 is assembled is fixedly connected with.
In addition, be provided with the 3rd shearing resistance portion 13 in the bottom surface of prefabricated guardrail sections 1, for bridge floor superstructure 2 engagement connections, and be fixedly connected with bridge floor superstructure 2 by connectors such as high-strength anchor bolts 21, easy for installation.
The first above-mentioned shearing resistance portion 11 can be recess or protuberance, and the second shearing resistance portion 12 is and protuberance or the recess of the first shearing resistance portion 11 snap fit of another prefabricated guardrail sections.In specific embodiment shown in Fig. 1, the first shearing resistance portion 11 is recess, and the second shearing resistance portion 12 is protuberance.
In other different specific embodiments, can the first shearing resistance portion 11 be also protuberance, the second shearing resistance portion 12 is recess.Both in shape, size interworking so as engaging.
In Fig. 1, the 3rd shearing resistance portion 13 is and the recess of bridge floor superstructure 2 snap fit.In other embodiments, the 3rd shearing resistance portion 13 can be also protuberance, as long as and bridge floor superstructure 2 corresponding matching.
Referring to Fig. 3, be provided with dismountable block plate 14 in prefabricated guardrail sections 1 Bei road one side (left side in Fig. 3), between dismountable block plate 14 and prefabricated guardrail sections 1, be formed with pipeline accommodation space 15, in pipeline accommodation space 15, be provided with the pipeline support 16 for supporting pipeline 17.Pipeline 17 extends the outside that is arranged on prefabricated guardrail sections 1, wears the problems such as constructional difficulties that various pipelines bring after having avoided in guardrail.
In different specific embodiments, dismountable block plate 14 can be decorative panel, billboard or advertising lamp box etc., has both kept the outer facade of guardrail attractive in appearance, blocks whereby again the plug-in pipeline of guardrail, also can promote economic benefit.
The present invention, owing to being provided with multiple shearing resistance portion on prefabricated guardrail sections, is convenient to mutual location, has also strengthened the shear strength of assembled connection, has the beneficial effects such as convenient, construction negative effect is little are installed.
More than describe preferred embodiment of the present invention in detail.Should be appreciated that those of ordinary skill in the art just can design according to the present invention make many modifications and variations without creative work.Therefore, all technician in the art, all should be in by the determined protection domain of claims under this invention's idea on the basis of existing technology by the available technical scheme of logical analysis, reasoning, or a limited experiment.
Claims (8)
1. a full prefabricated assembled crash barrier, is made up of some prefabricated guardrail sections successively assembled being connected and fixed; It is characterized in that: a side of described prefabricated guardrail sections be provided with for and the prefabricated guardrail sections in front between the first shearing resistance portion of engagement connection mutually, the opposite side of described prefabricated guardrail sections be provided with for and the prefabricated guardrail sections at rear between the second shearing resistance portion of engagement connection mutually, some described prefabricated guardrail sections mutually between by described the first shearing resistance portion with described second shearing resistance portion is assembled is fixedly connected with; The bottom surface of described prefabricated guardrail sections is provided with for being fixedly connected with described bridge floor superstructure with the 3rd shearing resistance portion of bridge floor superstructure engagement connection and by connector; Described prefabricated guardrail sections Bei road one side is provided with dismountable block plate, between described dismountable block plate and described prefabricated guardrail sections, is formed with pipeline accommodation space.
2. full prefabricated assembled crash barrier as claimed in claim 1, is characterized in that: described the first shearing resistance portion is recess or protuberance, and described the second shearing resistance portion is and protuberance or the recess of described the first shearing resistance portion snap fit.
3. full prefabricated assembled crash barrier as claimed in claim 1, is characterized in that: described the 3rd shearing resistance portion is and recess or the protuberance of described bridge floor superstructure snap fit.
4. full prefabricated assembled crash barrier as claimed in claim 1, is characterized in that: described connector is high-strength anchor bolt.
5. full prefabricated assembled crash barrier as claimed in claim 1, is characterized in that: in described pipeline accommodation space, be provided with pipeline support.
6. full prefabricated assembled crash barrier as claimed in claim 1, is characterized in that: described dismountable block plate is decorative panel.
7. full prefabricated assembled crash barrier as claimed in claim 1, is characterized in that: described dismountable block plate is billboard.
8. full prefabricated assembled crash barrier as claimed in claim 1, is characterized in that: described dismountable block plate is advertising lamp box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210031530.3A CN102561179B (en) | 2012-02-13 | 2012-02-13 | Full-prefabricated assembled crash barrier |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210031530.3A CN102561179B (en) | 2012-02-13 | 2012-02-13 | Full-prefabricated assembled crash barrier |
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| CN102561179A CN102561179A (en) | 2012-07-11 |
| CN102561179B true CN102561179B (en) | 2014-07-09 |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104278636A (en) * | 2014-09-15 | 2015-01-14 | 宁夏煤炭基本建设有限公司 | Quick building technology for ordinary highway bridge |
| CN106567328A (en) * | 2016-11-07 | 2017-04-19 | 上海市政工程设计研究总院（集团）有限公司 | Half-prefabricated reinforced concrete wall-type guardrail construction process |
| CN106567329A (en) * | 2016-11-07 | 2017-04-19 | 上海市政工程设计研究总院（集团）有限公司 | Semi-prefabricated reinforced concrete wall type guardrail |
| CN108532458A (en) * | 2018-03-16 | 2018-09-14 | 广州市市政工程设计研究总院 | A kind of prefabricated assembled light-duty high-strength Collison fence for bridge |
| CN108797343A (en) * | 2018-07-16 | 2018-11-13 | 广州市市政工程设计研究总院有限公司 | A kind of half grout sleeve connection prefabricated assembled FRP tendons material concrete center anticollision barrier |
| CN109763424B (en) * | 2019-01-08 | 2021-01-19 | 中冶南方工程技术有限公司 | Fully-precast concrete anti-collision guardrail and construction method |
| CN111926698A (en) * | 2020-07-20 | 2020-11-13 | 深圳市市政设计研究院有限公司 | Anti-collision wall structure |
| CN114045747A (en) * | 2021-09-29 | 2022-02-15 | 北京中路安交通科技有限公司 | Assembled concrete barrier that dry-type is connected |
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| SU1687699A1 (en) * | 1989-12-07 | 1991-10-30 | Государственный всесоюзный дорожный научно-исследовательский институт | Road fencing |
| KR20010009514A (en) * | 1999-07-10 | 2001-02-05 | 권재원 | A built-up protection wall of the bridge |
| KR20030050547A (en) * | 2001-12-19 | 2003-06-25 | 주식회사 만영엔지니어링 | Panel for Bulwark Wall of Bridge and Decorating Structure for Bulwark Wall of Bridge using the Same |
| KR20050071444A (en) * | 2005-06-16 | 2005-07-07 | 김길평 | Protection wall of bridge |
| KR100618199B1 (en) * | 2006-05-16 | 2006-09-06 | (주) 한백종합기술공사 | Median strip with vegetaion function and wiring and piping part |
| KR100760681B1 (en) * | 2006-05-22 | 2007-09-28 | (주)대우건설 | Precast concrete barrier and barrier system of bridge |
| CN102287034A (en) * | 2011-06-29 | 2011-12-21 | 中建二局第三建筑工程有限公司 | Special-shaped rail and construction method thereof |
| CN202466409U (en) * | 2012-02-13 | 2012-10-03 | 上海市城市建设设计研究总院 | Full-prefabricated assembling crash barrier |
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2012
- 2012-02-13 CN CN201210031530.3A patent/CN102561179B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2632671A1 (en) * | 1988-06-13 | 1989-12-15 | Bukiatme Georges | Improvements to concrete protective blocks for work sites beside which vehicles pass |
| SU1687699A1 (en) * | 1989-12-07 | 1991-10-30 | Государственный всесоюзный дорожный научно-исследовательский институт | Road fencing |
| KR20010009514A (en) * | 1999-07-10 | 2001-02-05 | 권재원 | A built-up protection wall of the bridge |
| KR20030050547A (en) * | 2001-12-19 | 2003-06-25 | 주식회사 만영엔지니어링 | Panel for Bulwark Wall of Bridge and Decorating Structure for Bulwark Wall of Bridge using the Same |
| KR20050071444A (en) * | 2005-06-16 | 2005-07-07 | 김길평 | Protection wall of bridge |
| KR100618199B1 (en) * | 2006-05-16 | 2006-09-06 | (주) 한백종합기술공사 | Median strip with vegetaion function and wiring and piping part |
| KR100760681B1 (en) * | 2006-05-22 | 2007-09-28 | (주)대우건설 | Precast concrete barrier and barrier system of bridge |
| CN102287034A (en) * | 2011-06-29 | 2011-12-21 | 中建二局第三建筑工程有限公司 | Special-shaped rail and construction method thereof |
| CN202466409U (en) * | 2012-02-13 | 2012-10-03 | 上海市城市建设设计研究总院 | Full-prefabricated assembling crash barrier |
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| CN102561179A (en) | 2012-07-11 |
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Address after: 200011 Tibet South Road, Shanghai, No. 1170, No. Patentee after: Shanghai urban construction design & Research Institute (Group) Co., Ltd. Address before: 200125 Dongfang Road, Shanghai, Pudong New Area, No. 3447 Patentee before: Shanghai Urban Construction Design & Research Institute |