CN111979924A - Arch ring construction structure and construction method - Google Patents
Arch ring construction structure and construction method Download PDFInfo
- Publication number
- CN111979924A CN111979924A CN202010939548.8A CN202010939548A CN111979924A CN 111979924 A CN111979924 A CN 111979924A CN 202010939548 A CN202010939548 A CN 202010939548A CN 111979924 A CN111979924 A CN 111979924A
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- China
- Prior art keywords
- arch ring
- arch
- supporting structure
- template
- concrete
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- Granted
Links
- 238000010276 construction Methods 0.000 title claims abstract description 39
- 239000004567 concrete Substances 0.000 claims abstract description 30
- 239000010438 granite Substances 0.000 claims abstract description 21
- 238000009415 formwork Methods 0.000 claims description 11
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 7
- 230000002349 favourable effect Effects 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000006073 displacement reaction Methods 0.000 abstract description 2
- 229910000831 Steel Inorganic materials 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- 239000004575 stone Substances 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
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
- E01D19/00—Structural or constructional details of 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
- E01D2101/22—Masonry; Bricks
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses an arch ring construction structure and a construction method, which comprises arch ring granite arranged between two adjacent arch seats, a supporting structure arranged between the two adjacent arch seats and an arch ring template arranged above the arch ring granite and connected with the supporting structure, wherein the arch ring template and the arch ring granite surround to form a concrete pouring space, and concrete is poured in the concrete pouring space; and (5) removing the mold after the concrete is solidified. The invention has the beneficial effects that: this scheme utilization bearing structure is as the installation basis of arch ring template, can provide pulling force from the top of arch ring template and make arch ring template remain stable and position accuracy to can resist the lateral pressure of concrete, avoid the arch ring template to take place displacement, deformation, can reduce the use of pull rod during the construction, also need not cut the pull rod, be favorable to reducing construction cost.
Description
Technical Field
The invention relates to the technical field of bridge construction, in particular to an arch ring construction structure and a construction method.
Background
The arch ring is of a reinforced concrete arc structure and has the advantages of line type attractiveness, uniform section size and the like. The arch ring lower part is provided with the stone material of usefulness of decorating generally, for example uses granite, because stone material weight is great, if install the stone material again after the arch ring construction is accomplished, is difficult to guarantee the stability of stone material, and installs the degree of difficulty greatly. Therefore, only the stone and the arch ring structure can be constructed simultaneously, which directly results in that the arc-shaped template for constructing the arch ring structure cannot be fixed by the split bolts. The adoption of the technology has the following defects: 1. the dead pull rod has large welding workload and low working efficiency; 2. the pull rod can damage the template and influence the appearance quality of the concrete; 3. the pull rod has large one-time consumption, can not be turned over and has poor economical efficiency. .
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to provide an arch ring construction structure and an arch ring construction method, which are used for improving the construction efficiency of an arch ring and reducing the construction difficulty of the arch ring.
The invention is realized by the following technical scheme: the utility model provides an arch ring construction structures, includes the arch ring granite of setting between two adjacent hunch seats, sets up bearing structure between two adjacent hunch seats and sets up in arch ring granite top and the arch ring template of being connected with bearing structure, and arch ring template and arch ring granite are around forming concrete placement space.
Further, in order to better implement the invention, the supporting structure comprises a vertical supporting structure arranged on the arch support and a transverse supporting structure arranged between two adjacent vertical supporting structures, and the arch ring formwork is respectively connected with the vertical supporting structure and the transverse supporting structure.
Furthermore, in order to better realize the invention, an oblique supporting structure connected with the arch ring template is connected between the vertical supporting structure and the transverse supporting structure, and the vertical supporting structure, the transverse supporting structure and the oblique supporting structure surround to form a triangular structure.
Furthermore, in order to better realize the invention, a plurality of reinforcing support rods are arranged between the oblique support structure and the support structure.
Further, in order to better realize the invention, the vertical supporting structure comprises a plurality of embedded parts embedded in the arch support and connecting parts connected with the embedded parts.
Further, in order to better realize the invention, the embedded parts and the connecting parts are connected through fasteners.
Further, in order to better implement the present invention, the connecting member is a telescopic structure.
An arch ring construction method comprises the following steps:
step S1: mounting the arch ring granite on the arch seats, and enabling the arch ring granite and the arch seats to be arranged in a one-to-one correspondence manner;
step S2: mounting the support structure on the abutment;
step S3: installing the arch ring template on a supporting structure, and enabling the supporting structure and the arch ring template to surround to form a concrete pouring space;
step S4: pouring concrete in the concrete pouring space;
step S5: and (5) removing the mold after the concrete is solidified.
Furthermore, in order to better realize the invention, the supporting structure is built by adopting pipes and/or rods to form a frame structure, and inclined struts are arranged inside the supporting structure to form a triangular structure.
Further, in order to better implement the invention, the supporting structure is detachably connected with the arch support.
The beneficial effect that this scheme obtained is:
this scheme utilization bearing structure is as the installation basis of arch ring template, can provide pulling force from the top of arch ring template and make arch ring template remain stable and position accuracy to can resist the lateral pressure of concrete, avoid the arch ring template to take place displacement, deformation, can reduce the use of pull rod during the construction, also need not cut the pull rod, be favorable to reducing construction cost.
Drawings
FIG. 1 is a schematic structural diagram of the present embodiment;
the method comprises the following steps of 1-an arch support, 2-an arch ring granite, 3-a concrete pouring space, 4-an arch ring template, 5-an embedded part, 6-a connecting piece, 7-an oblique supporting structure, 8-a transverse supporting structure and 9-a reinforcing supporting rod.
Detailed Description
The present invention will be described in further detail with reference to examples, but the embodiments of the present invention are not limited thereto.
Example 1:
as shown in fig. 1, in the present embodiment, an arch ring construction structure includes an arch ring granite 2 disposed between two adjacent arch bases 1, a support structure disposed between the two adjacent arch bases 1, and an arch ring formwork 4 disposed above the arch ring granite 2 and connected to the support structure, wherein the arch ring formwork 4 and the arch ring granite 2 surround to form a concrete pouring space 3.
During construction, firstly, the arch ring granite 2 is installed on the arch support 1, then the supporting structure is installed in place, the arch ring formwork 4 is installed by taking the supporting structure as an installation foundation, arch ring reinforcing steel bars are bound between the arch ring formwork 4 and the arch ring granite 2, the arch ring formwork 4 and the arch ring granite 2 surround to form a concrete pouring space, then concrete is poured into the concrete pouring space 3, and the arch ring formwork 4 is dismantled after concrete is solidified and formed. The arch ring template 4 keeps the position precision and the shape precision thereof by utilizing the supporting function of the supporting structure, the arch ring template 4 is prevented from deforming or displacing under the side pressure action of concrete, and the pouring quality and the forming precision of the arch ring are prevented from being influenced.
Because the supporting structure supports the arch ring template 4 from the outside and can offset the pressure of concrete, therefore can reduce the use of pull rod when the construction to make the installation of arch ring template 4 more convenient, swift, and can reduce construction cost and the construction degree of difficulty.
Example 2:
on the basis of the above embodiment, in this embodiment, the support structure includes a vertical support structure disposed on the arch base 1 and a horizontal support structure 8 disposed between two adjacent vertical support structures, and the arch ring formwork 4 is connected to the vertical support structure and the horizontal support structure 8, respectively.
Utilize vertical bearing structure, horizontal bearing structure 8 to support arch ring template 4 respectively, can play the effect of restriction to the removal trend of 4 horizontal directions of arch ring template and vertical direction to can resist the pressure of concrete from horizontal direction and vertical direction, with this stability that can guarantee arch ring template 4. The vertical supporting structure and the horizontal supporting structure 8 form a frame structure through building so as to ensure the strength, stability and bearing capacity of the vertical supporting structure and the horizontal supporting structure.
As required, the same abutment 1 can be provided with a plurality of vertical support structures and a plurality of vertical support structures are interconnected to enhance the stability, strength and load-bearing capacity of the vertical support structures.
In this embodiment, an oblique supporting structure 7 connected with the arch ring formwork 4 is connected between the vertical supporting structure and the horizontal supporting structure 8, and the vertical supporting structure, the horizontal supporting structure 8 and the oblique supporting structure 7 surround to form a triangular structure. The overall stability, strength, rigidity and bearing capacity of the support structure can be improved by utilizing the oblique support structure 7, and the safety during construction is favorably ensured. And slant bearing structure 7 can transmit the slant pressure that arch ring template 4 bore to bearing structure to play the spacing effect of support to arch ring template 4, can further strengthen the stability and the compressive strength of arch ring template 4, thereby guarantee that the position accuracy and the shape accuracy of arch ring template 4 can not change because of bearing the pressure of concrete.
The transverse support structure 8 can be formed by connecting a plurality of steel pipes through fasteners.
In this embodiment, a plurality of reinforcing support rods 9 are disposed between the oblique support structure 7 and the support structure. Utilize the enhancement bracing piece 9 to support between diagonal bracing structure 7 and bearing structure, can play the effect of supporting, strengthening to diagonal bracing structure 7, can improve diagonal bracing structure 7's bearing capacity and bending strength resistance, guarantee that diagonal bracing structure 7 can not take place bending deformation or fracture because of bearing the pressure of concrete to can increase whole bearing structure's intensity and stability.
In this embodiment, the vertical supporting structure includes a plurality of embedded parts 5 embedded in the arch support 1 and connecting parts 6 connected to the embedded parts 5. The embedded part 5 is embedded into the arch support 1 when the arch support 1 is constructed, the position, the size and the distance of the embedded part 5 are controlled according to the size of the arch ring, and the embedded part 5 is arranged, so that the embedded part 5 can be directly used as an installation foundation installation supporting structure when the arch ring is constructed subsequently, a supporting foundation is not required to be constructed on the arch support 1, and the arch support 1 is not required to directly bear the pressure of the supporting structure, so that the arch support 1 is prevented from being damaged due to compression.
In this embodiment, the embedded part 5 is a steel pipe, so that the embedded part 5 and the connecting part 6 are conveniently connected through a fastener, and a frame structure is conveniently built.
In this embodiment, the part of the embedded part 5 embedded in the arch center 1 is provided with a steel plate perpendicular to the embedded part 5, and the steel plate can support and limit the embedded part 5, so that when the arch ring 1 is poured, the stability and the impact resistance of the embedded part 5 can be enhanced, and the change of the position and the angle of the embedded part 5 caused by the impact of concrete or the influence of buoyancy can be avoided. After pouring is finished, the steel plate and the arch ring 1 form a large contact area, and when the embedded part 5 bears the pressure of the supporting structure, the steel plate can be used for dispersing the pressure, so that the pressure born in the unit area of the arch ring 1 is reduced, and the arch ring 1 is prevented from being damaged due to compression.
Example 3:
on the basis of the above embodiments, in the present embodiment, the connecting member 6 is a stretchable structure. The connecting piece 6 is designed into a telescopic structure capable of stretching along the vertical direction, and the arch ring template 4 can be driven to move along the vertical direction through the stretching of the connecting piece 6, so that the work of fast assembling and disassembling the mold is realized, and the construction efficiency is favorably improved. Under the condition that the position accuracy of the embedded part 5 meets the design requirement, the embedded part 5 can be used as the positioning reference of the connecting part 6, so that the rapid positioning and installation are realized, and the position accuracy of the arch ring template 4 is ensured.
After the arch ring template 4 breaks away from with the concrete of pouring the completion, can adopt the mode of hoist and mount to drive bearing structure and arch ring template 4 whole and shift to next construction position to this step and the time of dismantling, reinstallating can be saved, thereby be favorable to improving the efficiency of construction. And the relative position precision of the supporting structure and the arch ring template 4 can be kept, and the position precision of the arch ring template 4 can be ensured after the supporting structure is well positioned by taking the embedded part 5 as a reference, so that the consistency of a plurality of arch rings can be ensured when a plurality of arch rings with the same shape and size are constructed.
In this embodiment, connecting piece 6 on also can set up the pulley, drive bearing structure through driving pulley and wholly remove, also can save dismantlement, install required time again. The gyro wheel can also use with the track cooperation of buildding temporarily, utilize the track to lead the gyro wheel to can improve bearing structure's location efficiency and positioning accuracy.
In this embodiment, other undescribed contents are the same as those in the above embodiment, and thus are not described again.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and all simple modifications and equivalent variations of the above embodiments according to the technical spirit of the present invention are included in the scope of the present invention.
Claims (10)
1. The utility model provides an arch ring construction structures which characterized in that: including setting up archway granite (2) between two adjacent hunch seats (1), setting up bearing structure between two adjacent hunch seats (1) and setting up in archway granite (2) top and with bearing structure connected hunch circle template (4), archway template (4) and archway granite (2) are around forming concrete placement space.
2. An arch ring construction structure according to claim 1, wherein: the supporting structure comprises vertical supporting structures arranged on the arch support (1) and a transverse supporting structure arranged between two adjacent vertical supporting structures, and the arch ring template is respectively connected with the vertical supporting structures and the transverse supporting structures.
3. An arch ring construction structure according to claim 2, wherein: an oblique supporting structure connected with the arch ring template (4) is connected between the vertical supporting structure and the transverse supporting structure, and the vertical supporting structure, the transverse supporting structure and the oblique supporting structure surround to form a triangular structure.
4. An arch ring construction structure according to claim 3, wherein: and a plurality of reinforcing support rods are arranged between the oblique support structure and the support structure.
5. An arch ring construction structure according to any one of claims 2, 3 and 4, wherein: the vertical supporting structure comprises a plurality of embedded parts (5) embedded in the arch support (1) and connecting pieces (6) connected with the embedded parts (5).
6. An arch ring construction structure according to claim 5, wherein: the embedded part (5) is connected with the connecting part (6) through a fastener.
7. An arch ring construction structure according to claim 5, wherein: the connecting piece (6) is of a telescopic structure.
8. A construction method of an arch ring is characterized in that: the method comprises the following steps:
step S1: the arch ring granite (2) is arranged on the arch base (1), so that the arch ring granite (2) and the arch base (1) are arranged in a one-to-one correspondence manner;
step S2: mounting a support structure according to any one of claims 1-8 on an abutment (1);
step S3: installing the arch ring formwork (4) on a supporting structure, and enabling the supporting structure and the arch ring formwork (4) to surround to form a concrete pouring space;
step S4: pouring concrete in the concrete pouring space;
step S5: and (5) removing the mold after the concrete is solidified.
9. An arch ring construction method according to claim 8, wherein: the supporting structure is built by adopting pipes and/or rods to form a frame structure, and inclined struts are arranged inside the supporting structure to form a triangular structure.
10. An arch ring construction method according to claim 8, wherein: the supporting structure is detachably connected with the arch support (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010939548.8A CN111979924B (en) | 2020-09-09 | 2020-09-09 | Arch ring construction structure and construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010939548.8A CN111979924B (en) | 2020-09-09 | 2020-09-09 | Arch ring construction structure and construction method |
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| Publication Number | Publication Date |
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| CN111979924A true CN111979924A (en) | 2020-11-24 |
| CN111979924B CN111979924B (en) | 2024-09-20 |
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| CN202010939548.8A Active CN111979924B (en) | 2020-09-09 | 2020-09-09 | Arch ring construction structure and construction method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114109450A (en) * | 2021-10-20 | 2022-03-01 | 中铁十局集团第一工程有限公司 | Construction method of arch cover type subway station arch springing |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09217320A (en) * | 1996-02-09 | 1997-08-19 | Okabe Co Ltd | Arch concrete work execution method |
| JP2001342685A (en) * | 2000-03-28 | 2001-12-14 | Hotsuma Kobo Kk | Recycling type environmental protection construction method in restriction type discrete body arch (or dome) structure |
| KR100935096B1 (en) * | 2009-09-11 | 2010-01-06 | 서평원 | Prestressed-precast-segmental stone arch bridge and its constructing method |
| CN102493360A (en) * | 2011-12-29 | 2012-06-13 | 浙江大东吴集团建设有限公司 | Reinforced concrete arch bridge construction method |
| CN203144881U (en) * | 2013-05-31 | 2013-08-21 | 中建三局第三建设工程有限责任公司 | Large-span stone arch bridge arch ring supporting system |
| CN212404878U (en) * | 2020-09-09 | 2021-01-26 | 中国五冶集团有限公司 | Arch ring construction structure |
-
2020
- 2020-09-09 CN CN202010939548.8A patent/CN111979924B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09217320A (en) * | 1996-02-09 | 1997-08-19 | Okabe Co Ltd | Arch concrete work execution method |
| JP2001342685A (en) * | 2000-03-28 | 2001-12-14 | Hotsuma Kobo Kk | Recycling type environmental protection construction method in restriction type discrete body arch (or dome) structure |
| KR100935096B1 (en) * | 2009-09-11 | 2010-01-06 | 서평원 | Prestressed-precast-segmental stone arch bridge and its constructing method |
| CN102493360A (en) * | 2011-12-29 | 2012-06-13 | 浙江大东吴集团建设有限公司 | Reinforced concrete arch bridge construction method |
| CN203144881U (en) * | 2013-05-31 | 2013-08-21 | 中建三局第三建设工程有限责任公司 | Large-span stone arch bridge arch ring supporting system |
| CN212404878U (en) * | 2020-09-09 | 2021-01-26 | 中国五冶集团有限公司 | Arch ring construction structure |
Non-Patent Citations (1)
| Title |
|---|
| 郭维茹;施有勇;: "积石峡水电站导流洞与中孔泄洪洞交叉段顶拱混凝土施工技术", 青海电力, no. 1, 31 December 2009 (2009-12-31) * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114109450A (en) * | 2021-10-20 | 2022-03-01 | 中铁十局集团第一工程有限公司 | Construction method of arch cover type subway station arch springing |
| CN114109450B (en) * | 2021-10-20 | 2023-05-16 | 中铁十局集团第一工程有限公司 | Construction method of arch cover type subway station arch foot |
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| Publication number | Publication date |
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| CN111979924B (en) | 2024-09-20 |
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