CN110593075A - Arch bridge stone arch coupon fixing structure and construction method thereof - Google Patents
Arch bridge stone arch coupon fixing structure and construction method thereof Download PDFInfo
- Publication number
- CN110593075A CN110593075A CN201910849461.9A CN201910849461A CN110593075A CN 110593075 A CN110593075 A CN 110593075A CN 201910849461 A CN201910849461 A CN 201910849461A CN 110593075 A CN110593075 A CN 110593075A
- Authority
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- China
- Prior art keywords
- arch
- coupon
- arch coupon
- steel bar
- buckle
- 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.)
- Pending
Links
- 239000004575 stone Substances 0.000 title claims abstract description 36
- 238000010276 construction Methods 0.000 title claims abstract description 27
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 50
- 239000010959 steel Substances 0.000 claims abstract description 50
- 239000011150 reinforced concrete Substances 0.000 claims abstract description 33
- 239000000463 material Substances 0.000 claims abstract description 16
- 239000003822 epoxy resin Substances 0.000 claims abstract description 13
- 229920000647 polyepoxide Polymers 0.000 claims abstract description 13
- 239000004567 concrete Substances 0.000 claims abstract description 9
- 238000000034 method Methods 0.000 claims description 7
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 5
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 3
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 3
- 241001330002 Bambuseae Species 0.000 claims description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 3
- 239000011425 bamboo Substances 0.000 claims description 3
- 238000005553 drilling Methods 0.000 claims description 3
- 238000000465 moulding Methods 0.000 claims description 3
- 239000002023 wood Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 8
- 239000013590 bulk material Substances 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 239000004593 Epoxy Substances 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009415 formwork Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000003466 welding Methods 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
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D4/00—Arch-type bridges
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D2101/00—Material constitution of bridges
- E01D2101/20—Concrete, stone or stone-like material
- E01D2101/24—Concrete
- E01D2101/26—Concrete reinforced
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D2101/00—Material constitution of bridges
- E01D2101/40—Plastics
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses an arch bridge stone arch coupon fixing structure, which comprises an arch coupon template, wherein a plurality of arch coupon block materials are spliced above the arch coupon template, one side of each arch coupon block material is obliquely provided with a buckle reserved hole, one side of each arch coupon block material is provided with a reinforced concrete arch ring, each reinforced concrete arch ring comprises a steel bar framework and concrete, each steel bar framework comprises a connecting medium steel bar, a steel bar buckle is sleeved on each connecting medium steel bar, each steel bar buckle is of a rectangular structure with one corner at the bottom end opened, the steel bar buckle at the opening end is embedded into the buckle reserved hole, epoxy resin layers are filled between each steel bar buckle and the buckle reserved hole and between adjacent arch coupon blocks, the invention also provides a construction method of the arch bridge stone arch coupon fixing structure, and by the mode, the invention ensures the landscape effect of an arch bridge, the construction operation inconvenience brought by the prior art is avoided, the construction mode is simpler, and the achieved fixing effect is more reliable.
Description
Technical Field
The invention relates to the technical field of bridge construction, in particular to an arch bridge stone arch coupon fixing structure and a construction method thereof.
Background
The arch bridge is the most common bridge type in China, has many types and large quantity, is the crown of various bridge types, not only has good bearing characteristic, but also plays the role of decoration and beautification. The arch bridge usually uses reinforced concrete arch ring as the framework of the structure stress, and in order to meet the preference of people for the natural ground gas building and increase the landscape effect of the arch bridge, the structure that stone arch coupon or decorative stone is embedded outside the reinforced concrete arch ring is usually selected.
For fixing the structure of a stone arch coupon or a facing stone, the prior art generally adopts a way of dry hanging the stone, namely: after the reinforced concrete arch ring is poured and formed and the formwork is removed, an iron piece and an expansion bolt are arranged for dry hanging and fixing the stone arch coupon, and a certain gap is reserved between the reinforced concrete arch ring and the stone arch coupon.
Although the stone arch coupon or the facing stone can be fixed in the technology, the construction surface of the iron piece is usually on the bottom surface of the reinforced concrete arch ring, is irregular and can only be performed by overhead welding or other irregular operations, and the construction difficulty is high; the driving of the expansion bolts can damage the integrity of the concrete arch ring; in addition, the difficulty of grouting between the arch ring and the gap of the stone arch coupon is high, and the filling is difficult to compact.
Disclosure of Invention
The invention mainly solves the technical problem of providing an arch bridge stone arch coupon fixing structure and a construction method thereof, which avoid the inconvenience in construction operation brought by the prior art on the premise of ensuring the landscape effect of an arch bridge, have simpler construction mode and achieve more reliable fixing effect.
In order to solve the technical problems, the invention adopts a technical scheme that: the arch bridge stone arch coupon fixing structure comprises an arch coupon template, wherein a plurality of arch coupon blocks are spliced above the arch coupon template, a buckle reserved hole is obliquely arranged in one side, which is attached to each other, of each arch coupon block, a reinforced concrete arch ring is arranged on one side of the arch coupon block material, which is far away from the arch coupon template, the reinforced concrete arch ring comprises a reinforced skeleton and concrete, the steel bar framework comprises connecting medium steel bars, steel bar buckles are sleeved on the connecting medium steel bars, the steel bar buckles are of a rectangular structure with one corner at the bottom end being opened, the steel bar buckles at the opening end are embedded into the corresponding buckle reserved holes so as to connect the adjacent arch coupon blocks and the reinforced concrete arch ring, and a first epoxy resin layer is filled between the reinforcing steel bar buckle and the buckle preformed hole, and a second epoxy resin layer is filled between the adjacent arch coupon blocks.
Preferably, the arrangement density of the steel bar buckles along the width direction of the arch coupon block is 200-300 mm/piece.
Preferably, the steel bar buckles arranged at the two ends of the arch coupon block in the width direction are at least 5cm away from the edge of the arch coupon block.
Preferably, the diameter of each steel bar buckle is 8-12 mm.
Preferably, the distance between the connecting medium steel bars and the bottom end of the reinforced concrete arch ring is 40-50 mm.
Preferably, the depth of the buckle preformed hole is not more than half of the thickness of the arch coupon block.
The invention also provides a construction method of the arch bridge stone arch coupon fixing structure, which comprises the following specific operation steps:
the method comprises the following steps: erecting a construction support on site and arranging an arch coupon template corresponding to the shape of the arch coupon;
step two: correspondingly numbering and classifying the arch coupon blocks, and drilling reserved buckle holes at corresponding positions of the arch coupon blocks;
step three: paving arch coupon blocks on the arch coupon template according to the serial numbers, and simultaneously embedding a steel bar buckle;
step four: filling a first epoxy resin layer between the steel bar buckle and the arch coupon block, and filling a second epoxy resin between adjacent arch coupon blocks;
step five: binding and lapping a steel bar framework in the reinforced concrete arch ring by using the spliced arch coupon block materials as templates, wherein the process comprises the adjustment of the position of a connecting medium steel bar;
step six: pouring concrete for molding after the arch ring reinforcing steel frame is molded;
step seven: when the reinforced concrete arch ring reaches the design strength, the stone arch coupon formed by the arch coupon blocks and the reinforced concrete arch ring are integrally connected and firmly fixed.
Preferably, the arch coupon template is a wooden plate or a bamboo plate.
The invention has the beneficial effects that:
the invention provides a fixing structure of an arch bridge stone arch coupon and a construction method thereof, which are different from the mode of the prior art, the invention adopts the mode that the arch coupon is constructed in front and the arch ring is constructed in back, and simultaneously designs a unique connecting and fixing structure, thereby avoiding the inconvenience in construction operation brought by the prior art on the premise of ensuring the landscape effect of the arch bridge; the structure and the construction mode provided by the invention are simpler, the achieved fixing effect is more reliable, and the practicability is good.
Drawings
FIG. 1 is a schematic structural view of a fixing structure for an arch bridge stone arch coupon according to the present invention;
FIG. 2 is an enlarged view of part A of FIG. 1 for showing a rebar snap;
the parts in the drawings are numbered as follows:
1. an arch coupon template; 2. an arch coupon block; 3. reserving a hole in the buckle; 4. reinforced concrete arch ring; 5. connecting medium steel bars; 6. fastening a steel bar; 7. a first epoxy resin layer; 8. a second epoxy resin layer.
Detailed Description
The following detailed description of the preferred embodiments of the present invention, taken in conjunction with the accompanying drawings, will make the advantages and features of the invention easier to understand by those skilled in the art, and thus will clearly and clearly define the scope of the invention.
Example (b):
as shown in fig. 1, an arch bridge stone arch coupon fixing structure comprises an arch coupon template 1, wherein the arch coupon template 1 is used for guiding the setting shape and position of a stone arch coupon, the dislocation or dislocation phenomenon easily generated in the subsequent arch coupon block material 2 splicing process is avoided, and the structural integrity of a construction product is guaranteed. The arch coupon template 1 is made of wood plates or bamboo plates, so that materials are convenient to obtain, recycling is convenient, and rapid construction is facilitated. The upper portion concatenation of arch coupon template 1 has laid arch coupon bulk 2, and the quantity of arch coupon bulk 2 is a plurality of, and is decided according to actual construction conditions, for the ease of quick location and concatenation, can carry out corresponding serial number and classification to arch coupon bulk 2 according to the design drawing.
As shown in fig. 1 and 2, a buckle reserved hole 3 is obliquely arranged in one side of each arch coupon block 2, and is used for embedding a corresponding steel bar buckle 6. One side that the arch coupon bulk material 2 deviates from arch coupon template 1 is provided with reinforced concrete arch ring 4, and reinforced concrete arch ring 4 includes framework of steel reinforcement and concrete (structure as an organic whole in the picture, do not draw both respectively), pours concrete shaping promptly behind the framework of steel reinforcement ligature overlap joint in the work progress. The steel bar framework comprises a connecting medium steel bar 5, the connecting medium steel bar 5 is used for sleeving a steel bar buckle 6, the distance between the connecting medium steel bar 5 and the bottom end of the reinforced concrete arch ring 4 is 40-50 mm, the optimal stable supporting strength is guaranteed, and the reinforced concrete arch ring 4 can not be separated.
As shown in fig. 1 and 2, the rebar fastener 6 is a rectangular structure with an opening at one corner at the bottom end, and the rebar fastener 6 at the opening end is embedded into the corresponding fastener preformed hole 3, so that the adjacent arch coupon block 2 and the reinforced concrete arch ring 4 are effectively connected. In order to compromise the raw materials quantity of steel bar buckle 6 and effectively connect both firmly, steel bar buckle 6 is 200 ~ 300 mm/individual along 2 width direction's of arch coupon bulk material density of arranging, and sets up at the 6 edges that correspond side arch coupon bulk material 2 of steel bar buckle distance at 2 width direction both ends of arch coupon bulk material 5cm at least, and the diameter preference of each steel bar buckle 6 sets up to 8 ~ 12mm simultaneously.
As shown in fig. 1 and 2, the depth of the buckle preformed hole 3 is not more than half of the thickness of the arch coupon block 2, so as to avoid the arch coupon block 2 from cracking easily caused by too deep, and the diameter of the buckle preformed hole 3 is more than 2mm of the diameter of the steel bar buckle 6, so as to ensure the embedding stability. Fill between reinforcing bar buckle 6 and buckle preformed hole 3 and be provided with first epoxy layer 7, fill between the adjacent arch coupon bulk material 2 and be provided with second epoxy layer 8, realize the integrative adhesion of the firm of structure.
The invention also provides a construction method of the arch bridge stone arch coupon fixing structure, which comprises the following specific operation steps:
the first step is as follows: erecting a construction support on site and arranging an arch coupon template 1 corresponding to the shape of a stone arch coupon;
the second step is that: correspondingly numbering and classifying the arch coupon blocks 2, and drilling reserved buckle holes 3 at corresponding positions of the arch coupon blocks 2;
the third step: paving arch coupon blocks 2 on the arch coupon template 1 according to the serial numbers, and simultaneously embedding a steel bar buckle 6;
the fourth step: a first epoxy resin layer 7 is filled between the reinforcing steel bar buckle 6 and the arch coupon block materials 2, and a second epoxy resin layer 8 is filled between the adjacent arch coupon block materials 2;
the fifth step: binding and lapping of a steel bar framework in a reinforced concrete arch ring 4 are carried out by taking the spliced arch coupon block 2 as a template, and the process comprises the adjustment of the position of a connecting medium steel bar 5;
and a sixth step: pouring concrete for molding after the arch ring reinforcing steel frame is molded;
the seventh step: when the reinforced concrete arch ring 4 reaches the design strength, the stone arch coupon formed by the arch coupon block materials 2 and the reinforced concrete arch ring 4 are integrally connected and firmly fixed.
The arch bridge stone arch coupon fixing structure and the construction method thereof provided by the invention have the advantages of simple and convenient construction and good fixing effect.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the present specification and drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (8)
1. The utility model provides an arched bridge stone arch coupon fixed knot constructs which characterized in that: comprises an arch coupon template (1), a plurality of arch coupon block materials (2) are spliced above the arch coupon template (1), each arch coupon block material (2) is obliquely provided with a buckle reserved hole (3) in one side where the arch coupon block materials (2) are attached to each other, one side of the arch coupon block material (2) departing from the arch coupon template (1) is provided with a reinforced concrete arch ring (4), the reinforced concrete arch ring (4) comprises a reinforced concrete framework and concrete, the reinforced concrete framework comprises connecting medium steel bars (5), the connecting medium steel bars (5) are sleeved with reinforced buckles (6), the reinforced buckles (6) are of a rectangular structure with one corner open at the bottom, the reinforced buckles (6) at the open end are embedded into the corresponding buckle reserved holes (3) to be connected adjacently, the arch coupon block materials (2) and the reinforced concrete arch coupon ring (4) are arranged, a first epoxy resin layer (7) is filled between the reinforced concrete buckles (6) and the buckle reserved holes (3), and a second epoxy resin layer (8) is filled between the adjacent arch coupon blocks (2).
2. An arch bridge stone arch coupon fixing structure as claimed in claim 1, wherein: the arrangement density of the steel bar buckles (6) along the width direction of the arch coupon block (2) is 200-300 mm/piece.
3. An arch bridge stone arch coupon fixing structure as claimed in claim 2, wherein: the steel bar buckles (6) arranged at the two ends of the arch coupon block (2) in the width direction are at least 5cm away from the edge of the arch coupon block (2).
4. An arch bridge stone arch coupon fixing structure as set forth in claim 3, wherein: the diameter of each steel bar buckle (6) is 8-12 mm.
5. An arch bridge stone arch coupon fixing structure as claimed in claim 1, wherein: the distance between the connecting medium steel bar (5) and the bottom end of the reinforced concrete arch ring (4) is 40-50 mm.
6. An arch bridge stone arch coupon fixing structure as claimed in claim 1, wherein: the depth of the buckle preformed hole (3) is not more than half of the thickness of the arch coupon block (2).
7. A construction method using the arch bridge stone arch coupon fixing structure of claim 1, characterized in that the construction method comprises the following specific operation steps:
the method comprises the following steps: erecting a construction support on site and arranging an arch coupon template (1) corresponding to the shape of an arch coupon;
step two: correspondingly numbering and classifying the arch coupon blocks (2), and drilling reserved buckle holes (3) at corresponding positions of the arch coupon blocks (2);
step three: paving arch coupon blocks (2) on the arch coupon template (1) according to the serial numbers, and simultaneously embedding a steel bar buckle (6);
step four: a first epoxy resin layer (7) is filled between the steel bar buckle (6) and the arch coupon block (2), and a second epoxy resin layer (8) is filled between adjacent arch coupon blocks (2);
step five: binding and lapping a steel bar framework in a reinforced concrete arch ring (4) by using the spliced arch coupon block materials (2) as templates, wherein the process comprises the adjustment of the position of a connecting medium steel bar (5);
step six: pouring concrete for molding after the arch ring reinforcing steel frame is molded;
step seven: when the reinforced concrete arch ring (4) reaches the design strength, a stone arch coupon formed by the arch coupon blocks (2) and the reinforced concrete arch ring (4) are integrally connected and firmly fixed.
8. An arch bridge stone arch coupon fixing structure as claimed in claim 7, wherein: the arch coupon template (1) is a wood plate or a bamboo plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910849461.9A CN110593075A (en) | 2019-09-09 | 2019-09-09 | Arch bridge stone arch coupon fixing structure and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910849461.9A CN110593075A (en) | 2019-09-09 | 2019-09-09 | Arch bridge stone arch coupon fixing structure and construction method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110593075A true CN110593075A (en) | 2019-12-20 |
Family
ID=68858323
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910849461.9A Pending CN110593075A (en) | 2019-09-09 | 2019-09-09 | Arch bridge stone arch coupon fixing structure and construction method thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN110593075A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114635366A (en) * | 2022-04-21 | 2022-06-17 | 南京同力建设集团股份有限公司 | Arch bridge arch crown stone mold replacing construction method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20000074712A (en) * | 1999-05-25 | 2000-12-15 | 김덕영 | Method of constructing arch ring of steel framed reinforced concrete arch bridge |
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| KR101118508B1 (en) * | 2011-09-16 | 2012-03-12 | 주식회사 피피에스브릿지 | Construction method and structure of anchored slabstone on concrete |
| KR20130068158A (en) * | 2011-12-14 | 2013-06-26 | 주환중 | Reinforced concrete arch bridge of girder type uniting with superstructure and substructure and its automatic construction method |
| CN203742078U (en) * | 2013-12-30 | 2014-07-30 | 苏州园林设计院有限公司 | Cross arch |
| CN205259452U (en) * | 2015-12-05 | 2016-05-25 | 内蒙古电力勘测设计院有限责任公司 | Lattice formula girder steel with slip buckle formula hanging wire hole |
| CN105755943A (en) * | 2016-02-29 | 2016-07-13 | 中铁十二局集团第七工程有限公司 | Arch bridge arch ring block section and construction method thereof |
| CN205894429U (en) * | 2016-07-29 | 2017-01-18 | 金陵科技学院 | Wood arch beam type roof structure |
| JP2017078297A (en) * | 2015-10-20 | 2017-04-27 | ケイコン株式会社 | Connected concrete block body for arch bridge structure, and deck-type arch bridge |
| CN107700368A (en) * | 2017-11-27 | 2018-02-16 | 中建局集团第五建筑有限公司 | A kind of cast-in-place arch template system of long-span arch bridge empty stomach chamber and its construction method |
| CN209099800U (en) * | 2018-10-29 | 2019-07-12 | 江苏筑镹营造科技有限公司 | A kind of anchor pole fixed structure for the protection of arch system |
| CN211713648U (en) * | 2019-09-09 | 2020-10-20 | 苏州园林设计院有限公司 | Arch bridge stone arch coupon fixing structure |
-
2019
- 2019-09-09 CN CN201910849461.9A patent/CN110593075A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20000074712A (en) * | 1999-05-25 | 2000-12-15 | 김덕영 | Method of constructing arch ring of steel framed reinforced concrete arch bridge |
| CN201212217Y (en) * | 2008-06-13 | 2009-03-25 | 林丽钦 | Combination plastic and reinforced bar fastener |
| KR101118508B1 (en) * | 2011-09-16 | 2012-03-12 | 주식회사 피피에스브릿지 | Construction method and structure of anchored slabstone on concrete |
| KR20130068158A (en) * | 2011-12-14 | 2013-06-26 | 주환중 | Reinforced concrete arch bridge of girder type uniting with superstructure and substructure and its automatic construction method |
| CN203742078U (en) * | 2013-12-30 | 2014-07-30 | 苏州园林设计院有限公司 | Cross arch |
| JP2017078297A (en) * | 2015-10-20 | 2017-04-27 | ケイコン株式会社 | Connected concrete block body for arch bridge structure, and deck-type arch bridge |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114635366A (en) * | 2022-04-21 | 2022-06-17 | 南京同力建设集团股份有限公司 | Arch bridge arch crown stone mold replacing construction method |
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