CN102409608A - Prefabricated assembling structure of concrete upright post bearing platform as well as assembling and positioning process of prefabricated assembling structure - Google Patents
Prefabricated assembling structure of concrete upright post bearing platform as well as assembling and positioning process of prefabricated assembling structure Download PDFInfo
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- CN102409608A CN102409608A CN2011103889292A CN201110388929A CN102409608A CN 102409608 A CN102409608 A CN 102409608A CN 2011103889292 A CN2011103889292 A CN 2011103889292A CN 201110388929 A CN201110388929 A CN 201110388929A CN 102409608 A CN102409608 A CN 102409608A
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Abstract
The invention discloses a prefabricated assembling structure of a concrete upright post bearing platform. The prefabricated assembling structure comprises an upright post and a bearing platform, wherein the upright post is fixedly connected with the bearing platform to form a whole body; the upright post is formed by assembling a plurality of prefabricated upright post sections; the prefabricated upright post sections are fixedly connected through connection parts which are mutually matched; and the prefabricated upright post sections are further internally provided with fixed connection parts and pre-stress parts. The invention further discloses an assembling and positioning process of the prefabricated assembling structure of the concrete upright post bearing platform. According to the structure design and the process arrangement in the invention, by adopting the fixed connection parts and the pre-stress parts, the positioning and the connection between the prefabricated upright post section and the prefabricated upright post section are conveniently realized through the connection parts which are mutually matched, so that good conditions are created for the subsequent construction.
Description
Technical field
The present invention relates to the construction of road and bridge technical field, relate in particular to a kind of precast assembly concrete column suspended deck structure.The invention still further relates to the assembly unit positioning process of precast assembly concrete column suspended deck structure.
Background technology
Pin-connected panel column (or bridge pier) invention is compared with the cast in situs construction technology or the integral prefabricated construction technology of maturation for a long time, but it has that scale is prefabricated, transportation and easy for installation, advantage such as the construction period is short.But for a long time, the practical application of assembly pier is very limited, and one of its obstacle is the complicacy and the high-tech requirement of assembling construction process.
As shown in Figure 1; CN85202839 discloses a kind of " pin-connected panel precast member for reinforcing bar concrete ", is rectangle hollow thin-wall reinforced concrete structure, is provided with the circular hole that passes reinforcing bar around this member; The cross section interior corners becomes splayed, and four jiaos of said member are provided with fin.Be furnished with the hole of wearing reinforcing bar around the member, available steel fuse it, apply prestressing force, constitute bridge pier.This member is provided with fin for four jiaos, thereby has increased the bridge pier flexural strength, reduces the site operation amount to greatest extent, and accelerating construction progress helps realizing design standardization, makes the member batch production, site assembly mechanization.
The document only discloses the structure of prefabricated component, but does not show the annexation between prefabricated component and the cushion cap clearly.Need between each member to locate afterwards earlier to install though this article has also been mentioned, do not introduce how to realize the location in the assembling construction between each parts in detail.
As shown in Figure 2; CN101413250 discloses a kind of " the tenon head type method of attachment of bridge spanning the sea precast pier and cushion cap ", and concrete steps are: 1) prefabricated pier shaft 3 in the precasting yard by land, and be dragged to the scene with transport barge; 2) pour into a mould cushion cap 4 and cushion cap tenon concrete simultaneously; 3) lay pier pin weather strip 5 in prefabricated pier shaft 3 lower ends with the place, slit that is connected of cushion cap 4, utilize marine crane barge that prefabricated pier shaft 3 is lifted on the cushion cap, and accomplish the location; 4) pier shaft 3 and cushion cap tenon be connected the cast-in-place seam concrete 2 of place, slit cast, accomplish being connected of prefabricated pier shaft 3 and cushion cap 4.The method of attachment of this bridge pier and cushion cap has improved the stress of connecting portion, has mainly solved the shearing slip problem in traditional connection, has improved the durability of joint ability.
Though the document discloses a kind of special annexation between bridge pier and the cushion cap; Also mentioned between pier shaft and the cushion cap, all needed between each prefabricated pier shaft to locate afterwards earlier and install; But do not introduce the location technology in the assembling construction in detail, and mention that the bridge pier positioning difficulty is very big.
Because the design specifications of column (bridge pier) increases day by day; The deadweight of the concrete structure of similar aforementioned prefabricated units or pier shaft is approximately all at tens tons even ton up to a hundred in the actual engineering; Therefore in assembling construction, how to let these are bulky, deadweight is huge structural member accurate location each other, be that those skilled in the art hopes the technical problem that solves always.
Summary of the invention
Because the above-mentioned defective of prior art, technical problem to be solved by this invention provides a kind of precast assembly concrete column suspended deck structure that is easy to the assembly unit location.
For realizing above-mentioned technical purpose, the invention provides a kind of precast assembly concrete column suspended deck structure, comprise column and cushion cap, said column and said cushion cap are connected to one; Said column is made up of some prefabricated stand column section assemblings; Be fixedly connected through the connecting portion that closes mutually between each said prefabricated stand column sections, also be provided with fixed connecting part and prestressing force parts in the said prefabricated stand column sections.
Preferably, said prestressing force parts are prestress wire.
Preferably, be fixedly connected through mortar or epoxy resin between each said prefabricated stand column sections.
Preferably, be fixedly connected through cast-in-situ concrete between each said prefabricated stand column sections.
Another technical purpose of the present invention provides a kind of facility, assembly unit positioning process of precast assembly concrete column suspended deck structure accurately of locating.
For realizing above-mentioned technical purpose, the invention provides a kind of assembly unit positioning process of precast assembly concrete column suspended deck structure, may further comprise the steps:
Preferably, said prestressing force parts are coarse-pitch thread reinforcing bar or prestress wire.
Preferably, after the step 3, step 4 applies prestressing force to said prestressing force parts.
Preferably, after the step 4, step 5 is fixedly connected each said prefabricated stand column sections through mortar or epoxy resin.
Beneficial effect of the present invention:
Precast assembly concrete column suspended deck structure of the present invention and assembly unit positioning process thereof are because the arrangement of said structure design and processes; Adopt fixed connecting part and prestressing force parts; Location and connectivity problem between prefabricated stand column sections and the prefabricated stand column sections have been realized expediently through the connecting portion that closes mutually, for good condition has been created in follow-up construction.
Below will combine accompanying drawing that the technique effect of design of the present invention, concrete structure and generation is described further, to understand the object of the invention, characteristic and effect fully.
Description of drawings
Fig. 1 is the sectional structure sketch map of a kind of pin-connected panel prefabricated units in the prior art.
Fig. 2 is the structural representation of a kind of precast pier and cushion cap connected mode in the prior art.
Fig. 3 is the structural representation of precast assembly concrete column suspended deck structure one specific embodiment of the present invention.
The specific embodiment
Embodiment 1:
As shown in Figure 3, precast assembly concrete column suspended deck structure one specific embodiment of the present invention comprises column 1 and cushion cap 2 two large divisions, and both are fixedly connected and constitute the column suspended deck structure.
Each prefabricated stand column sections 11, connecting portion 111,121 fixed connections through closing mutually between 12.
Also be provided with fixed connecting part and prestressing force parts (not shown) in each prefabricated stand column sections 11,12.
Among the present invention, the fixed connecting part in each prefabricated stand column sections 11,12 is a connecting bolt, and the prestressing force parts are prestress wire or prestressing force coarse-pitch thread reinforcing bar.
In the present embodiment, preferably, between cushion cap 2 and the prefabricated stand column sections 11, prefabricated stand column sections 11,12, between 13, reserve about 1 centimetre height, be fixedly connected through stem graftings such as mortar or epoxy resin seam.
Certainly, also need reinforcing bar to connect between above-mentioned each parts, this is that prior art is total, and this paper repeats no more.
Precast assembly concrete column suspended deck structure of the present invention has been realized location and connectivity problem between prefabricated stand column sections and the prefabricated stand column sections expediently through the connecting portion that closes mutually, also has beneficial effects such as stressed good reliability, short construction period.
Column described in the present invention is being also referred to as " bridge pier ", " pier shaft " etc. in the art.Column suspended deck structure of the present invention can be applicable in the object of construction production such as bridge, elevated road.
Embodiment 2:
The assembly unit positioning process of precast assembly concrete column suspended deck structure of the present invention; Be used for installation process at above-mentioned precast assembly concrete column suspended deck structure; Realize between prefabricated stand column sections and the cushion cap, prefabricated stand column sections accurate location each other, may further comprise the steps:
Wherein, in the lifting construction process, must guarantee contiguous two prefabricated stand column sections 11, realize the location through the connecting portion 111,121 that closes mutually between 12 and be connected.
After assembly unit was accurately located, step 4 applied prestressing force to the prestressing force parts, and reaches designing requirement.
Afterwards, can also be fixedly connected prefabricated stand column sections 11 and cushion cap 2, reach each prefabricated stand column sections 11,12 through stem graftings such as mortar or epoxy resin seam mode.
The assembly unit positioning process of precast assembly concrete column suspended deck structure of the present invention; Adopt fixed connecting part and prestressing force parts; Location and connectivity problem between prefabricated stand column sections and the prefabricated stand column sections have been realized expediently through the connecting portion that closes mutually; Solve prior art well for the accurate orientation problem in the lifting construction that solves, also had beneficial effects such as stressed good reliability, short construction period.
More than describe preferred embodiment of the present invention in detail.Should be appreciated that those of ordinary skill in the art need not creative work and just can design according to the present invention make many modifications and variation.Therefore, all technician in the art all should be in the determined protection domain by claims under this invention's idea on the basis of existing technology through the available technical scheme of logical analysis, reasoning, or a limited experiment.
Claims (8)
1. a precast assembly concrete column suspended deck structure comprises column and cushion cap, and said column and said cushion cap are connected to one; It is characterized in that: said column is made up of some prefabricated stand column section assemblings; Be fixedly connected through the connecting portion that closes mutually between each said prefabricated stand column sections, also be provided with fixed connecting part and prestressing force parts in the said prefabricated stand column sections.
2. precast assembly concrete column suspended deck structure as claimed in claim 1 is characterized in that: said prestressing force parts are prestress wire.
3. according to claim 1 or claim 2 precast assembly concrete column suspended deck structure is characterized in that: be fixedly connected through mortar or epoxy resin between each said prefabricated stand column sections.
4. according to claim 1 or claim 2 precast assembly concrete column suspended deck structure is characterized in that: be fixedly connected through cast-in-situ concrete between each said prefabricated stand column sections.
5. the assembly unit positioning process of the described precast assembly concrete column of an above-mentioned arbitrary claim suspended deck structure may further comprise the steps:
Step 1 fixedly installs first joint prefabricated stand column sections on cushion cap;
Step 2 saves another prefabricated stand column segment lifting on the prefabricated stand column sections at said head; Wherein, realize locating and being connected through the connecting portion that closes mutually between the two said prefabricated stand column sections of vicinity;
Step 3, repeating step two adds other prefabricated stand column sections to satisfy the column design requirement in the folding of hanging oneself of said prefabricated stand column sections.
6. assembly unit positioning process as claimed in claim 5, wherein, said prestressing force parts are coarse-pitch thread reinforcing bar or prestress wire.
7. like claim 5 or 6 described assembly unit positioning process, wherein, after the step 3, step 4 applies prestressing force to said prestressing force parts.
8. assembly unit positioning process as claimed in claim 7, wherein, after the step 4, step 5 is fixedly connected each said prefabricated stand column sections through mortar or epoxy resin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103889292A CN102409608A (en) | 2011-11-30 | 2011-11-30 | Prefabricated assembling structure of concrete upright post bearing platform as well as assembling and positioning process of prefabricated assembling structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103889292A CN102409608A (en) | 2011-11-30 | 2011-11-30 | Prefabricated assembling structure of concrete upright post bearing platform as well as assembling and positioning process of prefabricated assembling structure |
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| CN102409608A true CN102409608A (en) | 2012-04-11 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103374880A (en) * | 2012-04-24 | 2013-10-30 | 上海市政工程设计研究总院（集团）有限公司 | Prefabricated pier and bearing platform connected structure and butt joint construction method thereof |
| CN103374881A (en) * | 2012-04-24 | 2013-10-30 | 上海市政工程设计研究总院（集团）有限公司 | Prefabricated segment assembling pier structure system and construction method thereof |
| CN104790291A (en) * | 2015-04-22 | 2015-07-22 | 上海市城市建设设计研究总院 | Prefabricated type bridge pier column and connecting method thereof |
| CN111041978A (en) * | 2019-12-11 | 2020-04-21 | 郑州第二市政建设集团有限公司 | Anti-seismic pier column structure |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005097946A (en) * | 2003-09-24 | 2005-04-14 | Maeda Corp | Construction method of bridge pier |
| KR100549649B1 (en) * | 2002-11-28 | 2006-02-08 | 동양종합건업 주식회사 | Precast Tall Pier for Bridge |
| CN101245584A (en) * | 2007-02-15 | 2008-08-20 | 韩国大学工业和学术合作基金会 | Modularization pole system of hollow pole unit using internal constraint and building method |
| CN101634134A (en) * | 2008-07-21 | 2010-01-27 | 株式会社大宇建设 | Psc bridge pier assembled with precast concrete segments having steel duct and steel pipe and reinforcing bar, and constructing method thereof |
| CN101831875A (en) * | 2010-06-09 | 2010-09-15 | 中交第一公路勘察设计研究院有限公司 | Precast assembly process of prestressed concrete cylindrical hollow pier |
| CN202347393U (en) * | 2011-11-30 | 2012-07-25 | 上海市城市建设设计研究总院 | Precast assembled concrete upright post and pile cap structure |
-
2011
- 2011-11-30 CN CN2011103889292A patent/CN102409608A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100549649B1 (en) * | 2002-11-28 | 2006-02-08 | 동양종합건업 주식회사 | Precast Tall Pier for Bridge |
| JP2005097946A (en) * | 2003-09-24 | 2005-04-14 | Maeda Corp | Construction method of bridge pier |
| CN101245584A (en) * | 2007-02-15 | 2008-08-20 | 韩国大学工业和学术合作基金会 | Modularization pole system of hollow pole unit using internal constraint and building method |
| CN101634134A (en) * | 2008-07-21 | 2010-01-27 | 株式会社大宇建设 | Psc bridge pier assembled with precast concrete segments having steel duct and steel pipe and reinforcing bar, and constructing method thereof |
| CN101831875A (en) * | 2010-06-09 | 2010-09-15 | 中交第一公路勘察设计研究院有限公司 | Precast assembly process of prestressed concrete cylindrical hollow pier |
| CN202347393U (en) * | 2011-11-30 | 2012-07-25 | 上海市城市建设设计研究总院 | Precast assembled concrete upright post and pile cap structure |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103374880A (en) * | 2012-04-24 | 2013-10-30 | 上海市政工程设计研究总院（集团）有限公司 | Prefabricated pier and bearing platform connected structure and butt joint construction method thereof |
| CN103374881A (en) * | 2012-04-24 | 2013-10-30 | 上海市政工程设计研究总院（集团）有限公司 | Prefabricated segment assembling pier structure system and construction method thereof |
| CN103374880B (en) * | 2012-04-24 | 2016-12-07 | 上海市政工程设计研究总院（集团）有限公司 | The connecting structure of a kind of precast pier and cushion cap and dock construction method thereof |
| CN104790291A (en) * | 2015-04-22 | 2015-07-22 | 上海市城市建设设计研究总院 | Prefabricated type bridge pier column and connecting method thereof |
| CN111041978A (en) * | 2019-12-11 | 2020-04-21 | 郑州第二市政建设集团有限公司 | Anti-seismic pier column structure |
| CN111041978B (en) * | 2019-12-11 | 2021-03-30 | 郑州第二市政建设集团有限公司 | Anti-seismic pier column structure |
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Application publication date: 20120411 |