CN116575355A - Recyclable full framing foundation and construction method thereof - Google Patents
Recyclable full framing foundation and construction method thereof Download PDFInfo
- Publication number
- CN116575355A CN116575355A CN202310854012.XA CN202310854012A CN116575355A CN 116575355 A CN116575355 A CN 116575355A CN 202310854012 A CN202310854012 A CN 202310854012A CN 116575355 A CN116575355 A CN 116575355A
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- China
- Prior art keywords
- concrete
- foundation
- full framing
- plates
- concrete slab
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- 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.)
- Pending
Links
- 238000010276 construction Methods 0.000 title claims abstract description 23
- 238000009432 framing Methods 0.000 title claims description 41
- 239000004567 concrete Substances 0.000 claims abstract description 94
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 26
- 239000010959 steel Substances 0.000 claims abstract description 26
- 238000000034 method Methods 0.000 claims abstract description 7
- 241001669679 Eleotris Species 0.000 claims description 16
- 238000011065 in-situ storage Methods 0.000 claims description 10
- 238000013461 design Methods 0.000 claims description 3
- 239000011178 precast concrete Substances 0.000 claims description 2
- 238000004891 communication Methods 0.000 claims 1
- 125000004122 cyclic group Chemical group 0.000 claims 1
- 238000012423 maintenance Methods 0.000 abstract description 3
- 239000002699 waste material Substances 0.000 abstract description 3
- 238000004064 recycling Methods 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 5
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/01—Flat foundations
- E02D27/016—Flat foundations made mainly from prefabricated concrete elements
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/80—Packaging reuse or recycling, e.g. of multilayer packaging
Landscapes
- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Architecture (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- General Engineering & Computer Science (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention relates to a recyclable full support foundation and a construction method thereof, wherein the full support foundation comprises a plurality of concrete plates, the tops of the concrete plates are longitudinally connected with a plurality of concrete sleepers, lifting lugs are connected to the front end and the rear end of each concrete plate, a plurality of connecting steel plates are connected to the left end and the right end of each concrete plate, adjacent concrete plates are connected through connecting bolts, adjustable supports are arranged at the tops of the concrete sleepers, and the full support is arranged at the tops of the adjustable supports. The invention reduces the working procedures of pouring, maintenance, dismantling and the like of concrete, shortens the construction period, reduces the waste of the concrete, realizes the recycling of the concrete hardening foundation through the working procedures of prefabricating foundation plates, assembling and connecting on site, dismantling after the construction is completed and the like, saves the use of square timber, saves the construction cost, and is safe and reliable.
Description
Technical Field
The invention relates to the technical field of full framing foundations, in particular to a recyclable full framing foundation and a construction method thereof.
Background
In the construction process of the cast-in-situ bridge, a full framing is usually adopted, a full framing foundation is usually a concrete hardening foundation, concrete pouring and maintenance are required for the conventional concrete hardening foundation, and after the concrete strength meets the requirement, the full framing can be installed, so that the construction period is long; and after the bracket is dismantled after construction, the concrete hardening foundation is dismantled and cannot be reused, when the number of cast-in-situ beams is large, the conventional cast-in-situ concrete foundation is adopted, the material waste is serious, and the construction cost is high.
Disclosure of Invention
The invention aims to solve the defects of the prior art and provides a recyclable full framing foundation and a construction method thereof.
The invention adopts the following technical scheme to realize the aim: the utility model provides a circulated full framing foundation, includes a plurality of concrete slabs, and concrete slab top longitudinal connection has a plurality of concrete sleepers, and both ends all are connected with the lug around the concrete slab, and both ends all are connected with a plurality of connection steel plates about the concrete slab, and adjacent concrete slab passes through connecting bolt to be connected, and concrete sleeper top is equipped with adjustable collet, and adjustable collet top is arranged in to full framing.
Further, the connecting steel plate is provided with a preformed hole, and adjacent concrete plates are connected through connecting bolts penetrating through the preformed hole.
Further, the embedded heights of the connecting steel plates on the adjacent concrete plates are staggered by a distance equal to the thickness of the connecting steel plates.
Further, the length of the concrete sleeper is consistent with the beam width.
Further, the spacing between adjacent concrete pillows is consistent with the spacing between the full framing in the longitudinal bridge direction.
A construction method of a recyclable full framing foundation comprises the following specific steps:
s1, designing the size of a concrete slab, the size and the spacing of concrete pillows according to the span, the beam width and the on-site transportation and lifting capacity of a cast-in-situ bridge;
s2, prefabricating a concrete slab and a concrete sleeper block in a prefabricating field, and pre-burying a connecting steel plate;
s3, performing foundation treatment and leveling on the site, and ensuring that the foundation bearing capacity and flatness of the site meet design requirements;
s4, after the foundation treatment is completed, transporting the prefabricated foundation and the connecting pieces thereof to the site;
s5, hoisting the concrete slab on site, fixing a steel wire rope on a lifting lug during hoisting, hoisting the whole precast slab vertically, placing the concrete slab according to a designed position after hoisting in place, aligning the connecting steel plates, and installing connecting bolts to connect all concrete precast foundations into a whole;
s6, installing a full framing, and sequentially placing lower adjustable supports of the full framing on the concrete sleeper blocks to finish the whole-span full framing installation;
s6, prepressing a full framing, pouring a concrete girder, and dismantling the framing after construction is completed;
s7, firstly removing the connecting bolts, sequentially removing the concrete plates from two sides to the middle, and conveying the concrete plates to the next pouring beam section;
s8, circulating the steps S3-S7 until all the construction of the cast-in-situ girder is completed.
The beneficial effects of the invention are as follows: the invention reduces the working procedures of pouring, maintenance, dismantling and the like of concrete, shortens the construction period, reduces the waste of the concrete, realizes the recycling of the concrete hardening foundation through the working procedures of prefabricating foundation plates, assembling and connecting on site, dismantling after the construction is completed and the like, saves the use of square timber, saves the construction cost, and is safe and reliable.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a top view of the present invention;
FIG. 3 is a schematic diagram of an adjustable shoe placement of the present invention;
FIG. 4 is a schematic view of a concrete slab joint according to the present invention;
FIG. 5 is a schematic view of the installation of the present invention;
in the figure: 1-concrete slab; 2-concrete pillows; 3-lifting lugs; 4-connecting steel plates; 5-preformed holes; 6-connecting bolts; 7-an adjustable shoe; 8-full framing;
the embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
Detailed Description
The invention is further illustrated by the following examples:
as shown in figures 1-5, a recyclable full framing foundation comprises a plurality of concrete slabs 1, wherein the tops of the concrete slabs 1 are longitudinally connected with a plurality of concrete sleepers 2, lifting lugs 3 are connected to the front and rear ends of each concrete slab 1, a plurality of connecting steel plates 4 are connected to the left and right ends of each concrete slab 1, adjacent concrete slabs 1 are connected through connecting bolts 6, adjustable supports 7 are arranged at the tops of the concrete sleepers 2, and full framing 8 is arranged at the tops of the adjustable supports 7. The connecting steel plates 4 are provided with preformed holes 5, and the adjacent concrete plates 1 are connected through connecting bolts 6 penetrating through the preformed holes 5. The embedded heights of the connecting steel plates 4 on the adjacent concrete plates 1 are staggered by a distance equal to the thickness of the connecting steel plates 4, and the connecting steel plates 4 of the two adjacent concrete plates 1 are aligned up and down during installation. The length of the concrete sleeper block 2 is consistent with the beam width. The spacing between adjacent concrete sleepers 2 corresponds to the spacing of the full supports 8 in the longitudinal bridge direction.
The concrete slab 1 and the concrete sleeper block 2 are prefabricated in a prefabricated field, connecting steel plates 4 are embedded in the concrete slab 1 at a certain interval, and two bolt holes 5 are reserved in the connecting steel plates 4. The thickness of the concrete slab 1 is designed according to the foundation bearing capacity requirement, and the length and the width are reasonably divided according to the span and the beam width of the cast-in-situ main beam and the capacity of on-site transportation and lifting and the installation progress.
The length of the concrete sleeper 2 is consistent with the beam width, and the width and the height are determined according to the size of the lower adjustable bottom support 7 of the full framing 8, so that the lower adjustable bottom support 7 can be safely and reliably placed on the concrete sleeper 2. As shown in fig. 3, when the full framing 8 is installed, the lower adjustable shoe 7 can be directly placed on the concrete sleeper 2, so that the square timber in the conventional method is saved.
A construction method of a recyclable full framing foundation comprises the following specific steps:
s1, designing the size of a concrete slab 1 and the size and the spacing of concrete pillows 2 according to the span, the beam width and the on-site transportation and lifting capacity of a cast-in-situ bridge;
s2, prefabricating a field precast concrete slab 1 and a concrete sleeper block 2, and embedding a connecting steel plate 4;
s3, performing foundation treatment and leveling on the site, and ensuring that the foundation bearing capacity and flatness of the site meet design requirements;
s4, after the foundation treatment is completed, transporting the prefabricated foundation and the connecting pieces thereof to the site;
s5, hoisting the concrete slab 1 on site, fixing a steel wire rope on the lifting lug 3 during hoisting, vertically hoisting the whole precast slab in place, placing the concrete slab 1 according to a designed position after hoisting, aligning the connecting steel plates 4, and installing the connecting bolts 6 to connect all concrete precast foundations into a whole;
s6, installing a full framing 8, and sequentially placing lower adjustable supports 7 of the full framing 8 on the concrete sleeper 2 to finish the whole-span full framing 8 installation;
s6, prepressing a full framing 8, pouring a concrete girder, and dismantling the framing after construction is completed, as shown in FIG 5;
s7, firstly removing the connecting bolts 6, sequentially removing the concrete plates 1 from two sides to the middle, and conveying the concrete plates 1 to the next pouring beam section;
s8, circulating the steps S3-S7 until all the construction of the cast-in-situ girder is completed.
While the invention has been described above by way of example, it will be apparent that the invention is not limited to the above embodiments, but is intended to be within the scope of the invention, as long as various modifications of the method concepts and technical solutions of the invention are adopted, or as long as modifications are directly applicable to other applications without modification.
Claims (6)
1. The utility model provides a but full framing foundation of cyclic utilization, a serial communication port, including a plurality of concrete slab (1), concrete slab (1) top longitudinal connection has a plurality of concrete sleeper blocks (2), both ends all are connected with lug (3) around concrete slab (1), both ends all are connected with a plurality of connecting steel plates (4) about concrete slab (1), adjacent concrete slab (1) are connected through connecting bolt (6), concrete sleeper block (2) top is equipped with adjustable collet (7), adjustable collet (7) top is arranged in to full framing (8).
2. A cyclically usable full framing foundation according to claim 1, characterised in that the connecting steel plates (4) are provided with preformed holes (5) and adjacent concrete panels (1) are connected by connecting bolts (6) which are threaded into the preformed holes (5).
3. A recyclable full framing foundation according to claim 2, characterized in that the pre-buried heights of the connecting steel plates (4) on adjacent concrete slabs (1) are offset from each other by a distance of the thickness of the connecting steel plates (4).
4. A recyclable full framing foundation according to claim 3, characterized in that the length of the concrete sleeper (2) corresponds to the beam width.
5. A recyclable full framing foundation according to claim 4, characterized in that the spacing between adjacent concrete sleepers (2) coincides with the spacing of the full framing (8) in the longitudinal bridge direction.
6. A method of constructing a recyclable full framing foundation according to claim 5, comprising the steps of:
s1, designing the size of a concrete slab (1) and the size and the spacing of concrete pillows (2) according to the span, the beam width and the on-site transportation and lifting capacity of a cast-in-situ bridge;
s2, prefabricating a field precast concrete slab (1) and a concrete sleeper (2), and embedding a connecting steel plate (4);
s3, performing foundation treatment and leveling on the site, and ensuring that the foundation bearing capacity and flatness of the site meet design requirements;
s4, after the foundation treatment is completed, transporting the prefabricated foundation and the connecting pieces thereof to the site;
s5, hoisting the concrete slab (1) on site, fixing a steel wire rope on the lifting lug (3) during hoisting, vertically hoisting the whole precast slab in place, placing the concrete slab (1) according to a designed position after hoisting, aligning the connecting steel plates (4), and installing connecting bolts (6) to connect all concrete precast foundations into a whole;
s6, installing a full framing (8), and sequentially placing lower adjustable supports (7) of the full framing (8) on the concrete sleeper (2) to finish the whole-span full framing (8);
s6, pre-pressing a full framing (8), pouring a concrete girder, and dismantling the framing after construction is completed;
s7, firstly removing the connecting bolts (6), sequentially removing the concrete plates (1) from two sides to the middle, and conveying the concrete plates (1) to the next pouring beam section;
s8, circulating the steps S3-S7 until all the construction of the cast-in-situ girder is completed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310854012.XA CN116575355A (en) | 2023-07-13 | 2023-07-13 | Recyclable full framing foundation and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310854012.XA CN116575355A (en) | 2023-07-13 | 2023-07-13 | Recyclable full framing foundation and construction method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116575355A true CN116575355A (en) | 2023-08-11 |
Family
ID=87534512
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310854012.XA Pending CN116575355A (en) | 2023-07-13 | 2023-07-13 | Recyclable full framing foundation and construction method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116575355A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206581408U (en) * | 2017-03-09 | 2017-10-24 | 薛万里 | It is a kind of to be constructed by the bolted concrete lamination piece of steel plate |
| KR20200104534A (en) * | 2019-02-27 | 2020-09-04 | 한국기술교육대학교 산학협력단 | Method for constructing underground structure busing PC integrating method without support |
| CN212129192U (en) * | 2020-03-16 | 2020-12-11 | 中建八局第三建设有限公司 | Cast-in-place bent cap support basis of pin-connected panel circulated use |
| CN114482113A (en) * | 2022-02-22 | 2022-05-13 | 中交(福州)建设有限公司 | Foundation structure with turnover full-space support and construction method thereof |
| CN115821971A (en) * | 2022-12-05 | 2023-03-21 | 中国十七冶集团有限公司 | Cast-in-place beam construction full-space support foundation treatment structure and construction method thereof |
| CN218813837U (en) * | 2022-12-08 | 2023-04-07 | 中建新疆建工（集团）有限公司 | Can have enough to meet need full hall support basis |
-
2023
- 2023-07-13 CN CN202310854012.XA patent/CN116575355A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206581408U (en) * | 2017-03-09 | 2017-10-24 | 薛万里 | It is a kind of to be constructed by the bolted concrete lamination piece of steel plate |
| KR20200104534A (en) * | 2019-02-27 | 2020-09-04 | 한국기술교육대학교 산학협력단 | Method for constructing underground structure busing PC integrating method without support |
| CN212129192U (en) * | 2020-03-16 | 2020-12-11 | 中建八局第三建设有限公司 | Cast-in-place bent cap support basis of pin-connected panel circulated use |
| CN114482113A (en) * | 2022-02-22 | 2022-05-13 | 中交(福州)建设有限公司 | Foundation structure with turnover full-space support and construction method thereof |
| CN115821971A (en) * | 2022-12-05 | 2023-03-21 | 中国十七冶集团有限公司 | Cast-in-place beam construction full-space support foundation treatment structure and construction method thereof |
| CN218813837U (en) * | 2022-12-08 | 2023-04-07 | 中建新疆建工（集团）有限公司 | Can have enough to meet need full hall support basis |
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