CN102383371A - Overpass concrete outside-hanged cantilever type flower bed and construction method thereof - Google Patents
Overpass concrete outside-hanged cantilever type flower bed and construction method thereof Download PDFInfo
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- CN102383371A CN102383371A CN2011102447389A CN201110244738A CN102383371A CN 102383371 A CN102383371 A CN 102383371A CN 2011102447389 A CN2011102447389 A CN 2011102447389A CN 201110244738 A CN201110244738 A CN 201110244738A CN 102383371 A CN102383371 A CN 102383371A
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Abstract
The invention relates to an overpass concrete outside-hanged cantilever type flower bed, simultaneously relates to a construction method thereof, which and belongs to the technical field of building construction. The flower bed comprises a reinforced concrete flange extending upwards from the edge of the horizontal bridge width direction. The bottom of the reinforced concrete flange further extends outwards and upwards to form an arc-shaped outer bed edge. A bed cavity with big end up is arranged between the outer bed edge and the flange, the section of the bed cavity is similar to a trapezoidal shape, and a broken stone cushion layer is overlaid at the bottom of the bed cavity. A horizontal water pipe extending along the length direction of the bed cavity is supported on the upper surface of the broken stone cushion layer, and penetrating water drainage pipes penetrating from the upper surface of the broken stone cushion layer of the bed cavity to a bridge floor water drainage pipe are distributed on the concrete flange at intervals. The construction method comprises arranging supports, assembling reinforcing steel bars, installing pipelines, constructing molds, pouring concrete, clearing and completing. The overpass concrete outside-hanged cantilever type flower bed has the advantages of greening bridges, beautifying cities and occupying little area, and simultaneously has an effect of enhancing strength of overpasses and preventing people from knocking at walls.
Description
Technical field
The present invention relates to a kind of partial structurtes of urban interchange, especially a kind of overpass bridge concrete and hung cantilevered flower bed relates to and job practices simultaneously, belongs to technical field of building construction.
Background technology
Understand according to the applicant, the most employing of flower bed on the existing urban interchange will be hung case and is connected, will afforest colored case with crashproof wall rod member and put into structure wherein.This structure exists external hanging type and hangs problems such as crack, the perishable rustization of partial fixing bolt are become flexible, plastic containers shell embrittlement breakage, plumbing facility imperfection are arranged between case connection bearing and the cement, has potential safety hazard.
Application number is that the one Chinese patent application of CN201010137605.7 discloses a kind of assembled stereoscopic flower bed and preparation method, can realize the assembled stereoscopic flower bed of any regular or irregular surfaces moulding.But this flower bed structure also is not suitable for urban interchange.
Summary of the invention
The objective of the invention is to:, proposes a kind of and overpass bridge one and have the overpass bridge concrete and hung cantilevered flower bed that improves drainage, thereby avoid various unsafe factors to the problem that above-mentioned prior art exists.Simultaneously, the present invention also will provide its job practices, thereby make it practical.
In order to reach above purpose; Overpass bridge concrete and hung cantilevered flower bed of the present invention comprises by the upwardly extending steel concrete rib in horizontal bridge deck width direction edge; Said steel concrete rib bottom is also outwards extended circular arc Wai Tan limit up; Forming the cross section between said Wai Tan limit and the said rib is the up big and down small altar chamber of approximate trapezoid; Bottom, said altar chamber place mat hardcore bed, said hardcore bed upper surface supports the horizontal water-supply-pipe that extends along altar cavity length direction, and said concrete rib is intervally distributed with the gutter that penetrates that is led to the bridge floor tapping pipe by altar chamber hardcore bed upper surface.
Overpass bridge concrete and hung cantilevered flower bed job practices of the present invention comprises following basic step:
The first step, support being set---the position, beam limit at horizontal bridge deck width direction edge is provided with stone bolt, the fixing prefabricated outer tripod of choosing, and the external mold Zhi Li that interior profile shape and Wai Tan limit gabarit shape match is fixed on outward chooses on the tripod;
Second step, assembling reinforcement---according to the concrete rib and by the outside Wai Tan limit shape of extending in its bottom, in external mold, carry out reinforcing bar binding up;
The 3rd step, security protection pipeline---spaced apart being arranged by predetermined hardcore bed upper surface position, altar chamber fixed the longitudinal drainage pipe that leads to the bridge floor tapping pipe at predetermined concrete rib place;
The 4th step, structure template---will be fixed on horizontal bridge deck width direction edge with the internal mold Zhi Li that altar chamber and the inboard shape of concrete rib match, constitute concrete pouring shape chamber with external mold;
The 5th step, concreting---concrete is poured into gradually in the cast shape chamber of external mold and internal mold formation;
The 6th step, cleaning completion---treat the concrete typing after, remove plug-in tripod and in external mold, with the rubble place mat bottom the altar chamber, and with water-supply-pipe along altar cavity length direction lay to hardcore bed.
After planting plant in the overpass bridge concrete and hung cantilevered flower bed of the present invention; The outstanding feature of not only have greening bridge, beautifying city, not taking up an area of face; Also have the effect that strengthens overpass bridge intensity and have crashproof wall simultaneously, play reliable safeguard protection effect, achieve many things at one stroke.And job practices constructing structure good integrity of the present invention is simple and easy to do, and speed is fast, but upper and lower part structure parallel operations save space.After the completion, do not need to arrange colored case once more, economical and practical, safe and reliable, be convenient to virescence maintenance.
Description of drawings
Below in conjunction with accompanying drawing the present invention is further described.
Fig. 1 is the structural representation of one embodiment of the invention.
The specific embodiment
Embodiment one
The overpass bridge concrete and hung cantilevered flower bed of present embodiment is as shown in Figure 1, and horizontal bridge floor 1 widthwise edges extends upward place's steel concrete rib 2.Fixedly anticollision barrier 4 of pre-buried lower margin is passed through at steel concrete rib 2 tops, and the bottom is outwards extended circular arc Wai Tan limit 5 up.The exterior arc surface on this Wai Tan limit 5 extends the edge end face that is coated to horizontal bridge floor 1, not only makes the overpass bridge profile more attractive in appearance, and helps to strengthen its intensity.Forming the cross section between Wai Tan limit 5 and the steel concrete rib 2 is the up big and down small altar chamber 6 of approximate trapezoid.Owing to adopt concreting to form, therefore be integrally formed with bridge, overall structure is good, has strengthened the function of crashproof wall simultaneously, and is safer, reliable.Altar chamber 6 bottom place mat hardcore beds 7, hardcore bed 7 upper surfaces support the horizontal water-supply-pipe 8 that extends along altar cavity length direction, have the infiltration hole on the horizontal water-supply-pipe 8.Concrete rib 2 is intervally distributed with by what altar chamber hardcore bed 7 upper surfaces led to the bridge floor tapping pipe and penetrates gutter 9, thereby makes internal drainage pipe in altar chamber link to each other supporting with the overpass bridge drainage.
The overpass bridge concrete and hung cantilevered flower bed construction sequence of present embodiment is:
The first step, support being set---the position, beam limit at horizontal bridge deck width direction edge is provided with stone bolt, the fixing prefabricated outer tripod of choosing, and the external mold Zhi Li that interior profile shape and Wai Tan limit gabarit shape match is fixed on outward chooses on the tripod;
Second step, assembling reinforcement---according to the concrete rib and by the outside Wai Tan limit shape of extending in its bottom, in external mold, carry out reinforcing bar binding up; The bar splice lap length is 32-36 a times of bar diameter, gets 36d usually.For guaranteeing thickness of protection tier, the reinforcing bar bottommost is lined with the mortar cushion block suitable with predetermined protective layer thickness at interval with the distance of 1 meter of spacing;
The 3rd step, security protection pipeline---spaced apart being arranged by predetermined hardcore bed upper surface position, altar chamber fixed the longitudinal drainage pipe that leads to the bridge floor tapping pipe at predetermined concrete rib place;
The 4th step, structure template---will be fixed on horizontal bridge deck width direction edge with the internal mold Zhi Li that altar chamber and the inboard shape of concrete rib match, constitute concrete pouring shape chamber with external mold; Plug-in cantilevered flower bed is a clear-water concrete, does not allow to carry out any repairing, so template is most important to concrete presentation quality with support;
The 5th step, concreting---concrete is poured into gradually in the cast shape chamber of external mold and internal mold formation; The concrete slump is controlled at 12-14cm, and the building stones particle diameter is 5-25mm; Preferably adopt concreting in lifts, first floor is built to altar chamber bottom, carries out concrete and shakes again, drives the second layer concreting on carrying out again behind the bubble that accumulates as far as possible;
The 6th step, cleaning completion---treat the concrete typing after, remove plug-in tripod and in external mold, with the rubble place mat bottom the altar chamber, and with water-supply-pipe along altar cavity length direction lay to hardcore bed.
With will hang case and compare with the mode that crashproof wall rod member is connected; Adopt the structure and the method for present embodiment,, form integral body with bridge because flower bed adopts concreting to form; The flower bed gutter links to each other with the overpass bridge drainage easily; Not only strengthened crashproof function, also helped to strengthen the intensity of overpass bridge, between the external hanging type extension case connection bearing of having properly settled the prior art existence and cement, had in the problems such as crack, partial fixing bolt corrosion rustization are become flexible, plastic containers shell embrittlement breakage, plumbing facility imperfection; Make that also bridge is more attractive in appearance, it is safe, convenient, economical that the virescence maintenance work in later stage becomes.
Except that the foregoing description, the present invention can also have other embodiments.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop on the protection domain of requirement of the present invention.
Claims (8)
1. overpass bridge concrete and hung cantilevered flower bed; Comprise by the upwardly extending steel concrete rib in horizontal bridge deck width direction edge; It is characterized in that: said steel concrete rib bottom is also outwards extended circular arc Wai Tan limit up; Forming the cross section between said Wai Tan limit and the said rib is the up big and down small altar chamber of approximate trapezoid; Bottom, said altar chamber place mat hardcore bed, said hardcore bed upper surface supports the horizontal water-supply-pipe that extends along altar cavity length direction, and said concrete rib is intervally distributed with the gutter that penetrates that is led to the bridge floor tapping pipe by altar chamber hardcore bed upper surface.
2. overpass bridge concrete and hung cantilevered flower bed according to claim 1 is characterized in that: the exterior arc surface on said Wai Tan limit extends the edge end face that is coated to horizontal bridge floor.
3. overpass bridge concrete and hung cantilevered flower bed according to claim 2 is characterized in that: fixedly anticollision barrier of pre-buried lower margin is passed through at said steel concrete rib top.
4. according to the job practices of the said overpass bridge concrete and hung of claim 1 cantilevered flower bed, it is characterized in that may further comprise the steps:
The first step, support being set---the position, beam limit at horizontal bridge deck width direction edge is provided with stone bolt, the fixing prefabricated outer tripod of choosing, and the external mold Zhi Li that interior profile shape and Wai Tan limit gabarit shape match is fixed on outward chooses on the tripod;
Second step, assembling reinforcement---according to the concrete rib and by the outside Wai Tan limit shape of extending in its bottom, in external mold, carry out reinforcing bar binding up;
The 3rd step, security protection pipeline---spaced apart being arranged by predetermined hardcore bed upper surface position, altar chamber fixed the longitudinal drainage pipe that leads to the bridge floor tapping pipe at predetermined concrete rib place;
The 4th step, structure template---will be fixed on horizontal bridge deck width direction edge with the internal mold Zhi Li that altar chamber and the inboard shape of concrete rib match, constitute concrete pouring shape chamber with external mold;
The 5th step, concreting---concrete is poured into gradually in the cast shape chamber of external mold and internal mold formation;
The 6th step, cleaning completion---treat the concrete typing after, remove plug-in tripod and in external mold, with the rubble place mat bottom the altar chamber, and with water-supply-pipe along altar cavity length direction lay to hardcore bed.
5. according to the job practices of the said overpass bridge concrete and hung of claim 4 cantilevered flower bed, it is characterized in that: in said second step, the bar splice lap length is 32-36 a times of bar diameter.
6. according to the job practices of claim 4 or 5 said overpass bridge concrete and hung cantilevered flower beds, it is characterized in that: in said second step, the reinforcing bar bottommost is lined with the mortar cushion block suitable with predetermined protective layer thickness at interval.
7. according to the job practices of the said overpass bridge concrete and hung of claim 6 cantilevered flower bed, it is characterized in that: in said the 5th step, the concrete slump is controlled at 12-14cm, and the building stones particle diameter is 5-25mm.
8. according to the job practices of the said overpass bridge concrete and hung of claim 7 cantilevered flower bed, it is characterized in that: in said the 5th step, adopt concreting in lifts, first floor is built to bottom, altar chamber, the second layer concreting on carrying out again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110244738.9A CN102383371B (en) | 2011-08-25 | 2011-08-25 | Overpass concrete outside-hanged cantilever type flower bed and construction method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201110244738.9A CN102383371B (en) | 2011-08-25 | 2011-08-25 | Overpass concrete outside-hanged cantilever type flower bed and construction method thereof |
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| Publication Number | Publication Date |
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| CN102383371A true CN102383371A (en) | 2012-03-21 |
| CN102383371B CN102383371B (en) | 2014-11-05 |
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| CN201110244738.9A Expired - Fee Related CN102383371B (en) | 2011-08-25 | 2011-08-25 | Overpass concrete outside-hanged cantilever type flower bed and construction method thereof |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103563669B (en) * | 2012-07-25 | 2017-07-25 | 上海市政工程设计研究总院（集团）有限公司 | A kind of anticollision barrier greening method |
| CN107142847A (en) * | 2017-04-28 | 2017-09-08 | 安徽华骅桥梁设备制造有限公司 | One kind is used for bridge floor guardrail osculum steel form |
| CN109972518A (en) * | 2019-03-06 | 2019-07-05 | 安徽省公路桥梁工程有限公司 | The construction method of plate-hanging type guardrail base |
| CN110144818A (en) * | 2019-06-03 | 2019-08-20 | 倡创(上海)咨询管理事务所 | The construction method of cast-in-place concrete guardrail |
| CN111119046A (en) * | 2020-01-15 | 2020-05-08 | 深圳市综合交通设计研究院有限公司 | Bridge anti-collision fence prefabricated flower groove and construction method thereof |
| CN111691283A (en) * | 2020-06-02 | 2020-09-22 | 浙江士高环境建设工程有限公司 | Landscape bridge convenient to maintain green plants |
| CN112663493A (en) * | 2020-12-30 | 2021-04-16 | 浙江中咨交通科技有限公司 | Bridge area flower case concrete anticollision barrier structure |
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| CN1429475A (en) * | 2003-01-29 | 2003-07-16 | 王伟 | Flower terrace using environmental protection water storage, water saving technology |
| JP2008121287A (en) * | 2006-11-13 | 2008-05-29 | Fuji Ps Corp | Steel-concrete compound beam and method of constructing steel-concrete compound beam |
| CN101294450A (en) * | 2008-06-19 | 2008-10-29 | 陈仁多 | Hanging garden of city |
| KR20100040824A (en) * | 2010-03-18 | 2010-04-21 | 배영진 | Sticking structure for girder |
| CN201805762U (en) * | 2010-09-22 | 2011-04-27 | 浙江索尔园林工程服务有限公司 | Overhead viaduct bridge guardrail greening flowerpot |
| CN202416156U (en) * | 2011-08-25 | 2012-09-05 | 南京润盛建设集团有限公司 | Concrete external-mounted cantilever type parterre of flyover |
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1429475A (en) * | 2003-01-29 | 2003-07-16 | 王伟 | Flower terrace using environmental protection water storage, water saving technology |
| JP2008121287A (en) * | 2006-11-13 | 2008-05-29 | Fuji Ps Corp | Steel-concrete compound beam and method of constructing steel-concrete compound beam |
| CN101294450A (en) * | 2008-06-19 | 2008-10-29 | 陈仁多 | Hanging garden of city |
| KR20100040824A (en) * | 2010-03-18 | 2010-04-21 | 배영진 | Sticking structure for girder |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103563669B (en) * | 2012-07-25 | 2017-07-25 | 上海市政工程设计研究总院（集团）有限公司 | A kind of anticollision barrier greening method |
| CN107142847A (en) * | 2017-04-28 | 2017-09-08 | 安徽华骅桥梁设备制造有限公司 | One kind is used for bridge floor guardrail osculum steel form |
| CN109972518A (en) * | 2019-03-06 | 2019-07-05 | 安徽省公路桥梁工程有限公司 | The construction method of plate-hanging type guardrail base |
| CN109972518B (en) * | 2019-03-06 | 2020-07-10 | 安徽省公路桥梁工程有限公司 | Construction method of hanging plate type guardrail base |
| CN110144818A (en) * | 2019-06-03 | 2019-08-20 | 倡创(上海)咨询管理事务所 | The construction method of cast-in-place concrete guardrail |
| CN111119046A (en) * | 2020-01-15 | 2020-05-08 | 深圳市综合交通设计研究院有限公司 | Bridge anti-collision fence prefabricated flower groove and construction method thereof |
| CN111691283A (en) * | 2020-06-02 | 2020-09-22 | 浙江士高环境建设工程有限公司 | Landscape bridge convenient to maintain green plants |
| CN112663493A (en) * | 2020-12-30 | 2021-04-16 | 浙江中咨交通科技有限公司 | Bridge area flower case concrete anticollision barrier structure |
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| CN102383371B (en) | 2014-11-05 |
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Owner name: JIANGSU YUANSHENG CONSTRUCTION MANAGEMENT CO., LTD Effective date: 20150114 |
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Effective date of registration: 20150114 Address after: 211122 Chunhua Road, Jiangning District, Jiangsu, Nanjing Patentee after: Nanjing Runsheng Construction Group Co., Ltd. Patentee after: Jiangsu Source Construction Management Co., Ltd. Address before: 211122 Chunhua Road, Jiangning District, Jiangsu, Nanjing Patentee before: Nanjing Runsheng Construction Group Co., Ltd. |
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Granted publication date: 20141105 Termination date: 20200825 |
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