CN113152318A - Prestressed hollow slab joggle slab culvert - Google Patents
Prestressed hollow slab joggle slab culvert Download PDFInfo
- Publication number
- CN113152318A CN113152318A CN202110483422.9A CN202110483422A CN113152318A CN 113152318 A CN113152318 A CN 113152318A CN 202110483422 A CN202110483422 A CN 202110483422A CN 113152318 A CN113152318 A CN 113152318A
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- China
- Prior art keywords
- prefabricated hollow
- culvert
- slab
- hollow
- tenon
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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.)
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- 230000002146 bilateral effect Effects 0.000 claims description 4
- 238000010276 construction Methods 0.000 abstract description 8
- 229910000831 Steel Inorganic materials 0.000 abstract description 4
- 239000004567 concrete Substances 0.000 abstract description 4
- 239000010959 steel Substances 0.000 abstract description 4
- 239000000463 material Substances 0.000 abstract description 2
- 239000007787 solid Substances 0.000 abstract description 2
- 238000009417 prefabrication Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 239000011150 reinforced concrete Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009440 infrastructure construction Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F5/00—Draining the sub-base, i.e. subgrade or ground-work, e.g. embankment of roads or of the ballastway of railways or draining-off road surface or ballastway drainage by trenches, culverts, or conduits or other specially adapted means
- E01F5/005—Culverts ; Head-structures for culverts, or for drainage-conduit outlets in slopes
Abstract
The invention discloses a prestressed hollow slab joggle slab culvert, which comprises a panel foundation, a plurality of prefabricated hollow side plates, a prefabricated hollow top slab, a tenon column type culvert platform and a tenon column type base, wherein the plurality of prefabricated hollow side plates are symmetrically arranged on two sides of the panel foundation, the bottoms of the prefabricated hollow side plates are fixedly connected with the panel foundation through the tenon column type base, the prefabricated hollow top slab is positioned above the prefabricated hollow side plates, and two ends of the prefabricated hollow top slab are respectively and fixedly arranged on the tops of the prefabricated hollow top slabs on two sides through the tenon column type culvert platform. The hollow precast slab replaces the traditional solid structure, the mechanical properties of the steel bars and the concrete in the structure can be fully exerted, so that the material consumption and the self weight of the members are reduced, the transportation and the assembly construction are convenient, the construction cost of the culvert is reduced, and the plurality of precast hollow side plates are connected together through the tenon type culvert platform and the tenon type culvert platform base, so that the integrity of the structure can be effectively improved.
Description
Technical Field
The invention relates to the technical field of geotechnical engineering, in particular to a prestressed hollow slab joggle slab culvert.
Background
In recent years, the infrastructure construction of China is advanced with high singing, and new roads and bridges are more and more, so the development of culverts is further accelerated.
There are many different kinds of culverts available, however they generally have the following disadvantages: (1) the self weight of the component is large, so that the transportation and the assembly construction are inconvenient; (2) the consumption of the steel bars and the concrete is high, and the construction cost is high; (3) the mechanical properties of the steel bars and concrete in the structure cannot be fully exerted.
Disclosure of Invention
In order to solve the technical problems, the invention provides the joggle cover plate culvert for the prestressed hollow slab, which has the advantages of simple structure, convenience in disassembly and assembly and reliability in work.
The technical scheme for solving the problems is as follows: the utility model provides a hollow slab joggle apron of prestressing force is contained, includes that panel foundation, prefabricated hollow curb plate, prefabricated hollow roof, tenon column formula contain platform and tenon column formula base, panel foundation bilateral symmetry sets up a plurality of prefabricated hollow curb plates, and prefabricated hollow curb plate bottom is through tenon column formula base and panel foundation fixed connection, prefabricated hollow roof is located prefabricated hollow curb plate top, and prefabricated hollow roof both ends are through tenon column formula contain platform respectively fixed mounting at the prefabricated hollow roof top of both sides.
Above-mentioned hollow slab joggle apron culvert of prestressing force, be equipped with circular hole in the middle of the hollow curb plate of prefabrication, the hollow curb plate bilateral symmetry of prefabrication sets up two semi-circular holes.
The tenon joint cover plate culvert for the prestressed hollow slab is characterized in that a plurality of first tenons used for being inserted into circular holes in the middle of the prefabricated hollow side plates or two semicircular holes opposite to the two adjacent prefabricated hollow side plates are arranged on the upper surface of the tenon column type base.
Above-mentioned hollow slab joggle apron culvert of prestressing force, tenon column formula culvert platform inboard is equipped with the platform that is used for the prefabricated hollow roof of overlap joint, and tenon column formula culvert platform bottom is equipped with a plurality of circular holes that are used for inserting in the middle of the prefabricated hollow curb plate or two semi-circular holes that adjacent two prefabricated hollow curb plates are relative second tenon.
The tenon joint cover board culvert of the prestressed hollow slab is characterized in that the tenon column type culvert platform and the tenon column type base are installed in a staggered mode.
Above-mentioned hollow slab joggle apron culvert of prestressing force, hollow core roof and hollow core curb plate of prefabrication adopt the hollow core slab of the same cross-sectional dimension, and hollow core roof of prefabrication and hollow core curb plate are the rectangle.
The length of the prefabricated hollow side plate is the sum of the net height of the culvert and the bottom thickness of the tenon column type culvert platform; the length of the prefabricated hollow top plate is equal to the culvert net span plus the lap joint length.
The tenon joint cover board culvert of the prestressed hollow slab is characterized in that the tenon column type base and the tenon column type culvert platform are both in a long strip shape.
The invention has the beneficial effects that: the hollow precast slab replaces the traditional solid structure, the mechanical properties of the steel bars and the concrete in the structure can be fully exerted, so that the material consumption and the self weight of the members are reduced, the transportation and the assembly construction are convenient, the construction cost of the culvert is reduced, and the plurality of precast hollow side plates are connected together through the tenon type culvert platform and the tenon type culvert platform base, so that the integrity of the structure can be effectively improved.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic view of a cross-sectional structure of the present invention.
Fig. 3 is a schematic structural view of the prefabricated hollow side panel of fig. 1.
Fig. 4 is a schematic structural view of the tenon type base in fig. 1.
Fig. 5 is a schematic structural view of the tenon-column type culvert platform in fig. 1.
Detailed Description
The invention is further described below with reference to the figures and examples.
As shown in fig. 1-2, a hollow slab joggle apron culvert of prestressing force, including panel foundation 3, prefabricated hollow curb plate 1, prefabricated hollow roof 5, tenon column formula culvert platform 4 and tenon column formula base 2, 3 bilateral symmetry of panel foundation sets up a plurality of prefabricated hollow curb plates 1, and prefabricated hollow curb plate 1 bottom is through tenon column formula base 2 and panel foundation 3 fixed connection, prefabricated hollow roof 5 is located prefabricated hollow curb plate 1 top, and prefabricated hollow roof 5 both ends are through tenon column formula culvert platform 4 respectively fixed mounting at the 5 tops of prefabricated hollow roof of both sides.
The prefabricated hollow top plate 5 and the prefabricated hollow side plate 1 are made of prefabricated hollow plates with the same section size, and the prefabricated hollow top plate 5 and the prefabricated hollow side plate 1 are rectangular so as to be convenient for prefabrication and mold reduction. As shown in fig. 3, a circular hole 6 is arranged in the middle of the prefabricated hollow side plate 1, two semicircular holes 7 are symmetrically arranged at two sides of the prefabricated hollow side plate 1, and the radiuses of the circular hole 6 and the semicircular holes 7 are the same.
The tenon column type base 2 is a connecting piece of the prefabricated hollow side plate 1 and the panel foundation 3. As shown in fig. 4, the upper surface of the tenon type base 2 is provided with 8 first tenons 8 for being inserted into the circular holes 6 in the middle of the prefabricated hollow side plates 1 or the two opposite semicircular holes 7 of the two adjacent prefabricated hollow side plates 1.
The tenon column type culvert platform 4 is a connecting piece for the prefabricated hollow side plate 1 and the prefabricated hollow top plate 5 and also has a positioning effect on the prefabricated hollow top plate 5. As shown in fig. 5, a platform 9 for overlapping the prefabricated hollow roof 5 is arranged on the inner side of the tenon column type culvert platform 4, and 8 second tenons 10 for inserting into the circular holes 6 in the middle of the prefabricated hollow side plates 1 or the two semicircular holes 7 opposite to the two adjacent prefabricated hollow side plates 1 are arranged at the bottom of the tenon column type culvert platform 4.
The tenon column type base 2 and the tenon column type culvert platform 4 are both in a strip shape, and the length of the tenon column type culvert platform can be arranged according to the requirements of culvert settlement joints, such as 10 m. The tenon column type culvert platform 4 and the tenon column type base 2 are installed in a staggered mode.
The length of the prefabricated hollow side plate 1 is the sum of the net height of the culvert and the bottom thickness of the tenon column type culvert platform 4; the length of the prefabricated hollow top plate 5 is equal to the culvert net span plus the lap joint length.
The construction process of the invention is as follows:
And 5, hoisting the prefabricated hollow top plate 5 by using a crane.
Further, before step 2, the method further comprises: and removing sundry and miscellaneous soil in a construction site, and constructing the panel foundation 3 with the reinforced concrete structure.
The edges of the left side and the right side of the prestressed hollow slab joggle slab culvert, which are caused by staggered splicing, are irregular, and the tenon column type culvert platform 4 of a part of half blocks is adopted for filling.
Further, the bending tensile stress of the precast hollow top panel 5 and the precast hollow side panel 1 is borne by prestressed reinforcements, which are linearly elongated so as to precast the hollow panel using a long-line pretensioning method.
Claims (8)
1. The utility model provides a hollow slab joggle apron culvert of prestressing force which characterized in that: platform and tenon column formula base are contained to panel foundation, prefabricated hollow curb plate, prefabricated hollow roof, tenon column formula, panel foundation bilateral symmetry sets up a plurality of prefabricated hollow curb plates, and prefabricated hollow curb plate bottom is through tenon column formula base and panel foundation fixed connection, prefabricated hollow roof is located prefabricated hollow curb plate top, and prefabricated hollow roof both ends are contained the platform through the tenon column formula and are fixed mounting respectively at the prefabricated hollow roof top of both sides.
2. The prestressed hollow slab joggle slab culvert of claim 1, wherein: the middle of the prefabricated hollow side plate is provided with a circular hole, and two semicircular holes are symmetrically formed in two sides of the prefabricated hollow side plate.
3. The prestressed hollow slab joggle slab culvert of claim 2, wherein: the tenon type base upper surface is equipped with a plurality of round holes that are used for inserting prefabricated hollow curb plate middle or two adjacent relative semi-circular holes's of prefabricated hollow curb plate first tenon.
4. The prestressed hollow slab joggle slab culvert of claim 2, wherein: the tenon column type culvert platform is characterized in that a platform used for lapping the prefabricated hollow top plate is arranged on the inner side of the tenon column type culvert platform, and a plurality of second tenons used for being inserted into circular holes in the middle of the prefabricated hollow side plates or two semicircular holes opposite to the two adjacent prefabricated hollow side plates are arranged at the bottom of the tenon column type culvert platform.
5. The prestressed hollow slab joggle slab culvert of claim 2, wherein: the tenon column type culvert platform and the tenon column type base are installed in a staggered mode.
6. The prestressed hollow slab joggle slab culvert of claim 2, wherein: the prefabricated hollow top plate and the prefabricated hollow side plates are made of prefabricated hollow plates with the same section size, and the prefabricated hollow top plate and the prefabricated hollow side plates are rectangular.
7. The prestressed hollow slab joggle slab culvert of claim 1, wherein: the length of the prefabricated hollow side plate is obtained by subtracting the bottom thickness of the tenon column type culvert platform from the net height of the culvert; the length of the prefabricated hollow top plate is equal to the culvert net span plus the lap joint length.
8. The prestressed hollow slab joggle slab culvert of claim 1, wherein: the tenon column type base and the tenon column type culvert platform are both in a strip shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110483422.9A CN113152318A (en) | 2021-04-30 | 2021-04-30 | Prestressed hollow slab joggle slab culvert |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110483422.9A CN113152318A (en) | 2021-04-30 | 2021-04-30 | Prestressed hollow slab joggle slab culvert |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113152318A true CN113152318A (en) | 2021-07-23 |
Family
ID=76872910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110483422.9A Pending CN113152318A (en) | 2021-04-30 | 2021-04-30 | Prestressed hollow slab joggle slab culvert |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113152318A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203807958U (en) * | 2013-11-27 | 2014-09-03 | 中国水电顾问集团贵阳勘测设计研究院有限公司 | Hollow box-type buried culvert structure used for drainage and flood discharge |
| CN205576762U (en) * | 2016-04-08 | 2016-09-14 | 盛明 | Assembled concrete culvert |
| CN111549691A (en) * | 2020-05-19 | 2020-08-18 | 常虹 | Novel assembled box culvert and construction method thereof |
| CN211849019U (en) * | 2020-03-24 | 2020-11-03 | 河南省交通规划设计研究院股份有限公司 | Staggered joint type prefabricated slab culvert unit |
| CN212670355U (en) * | 2020-07-30 | 2021-03-09 | 中铁二十五局集团第二工程有限公司 | Culvert structure |
-
2021
- 2021-04-30 CN CN202110483422.9A patent/CN113152318A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203807958U (en) * | 2013-11-27 | 2014-09-03 | 中国水电顾问集团贵阳勘测设计研究院有限公司 | Hollow box-type buried culvert structure used for drainage and flood discharge |
| CN205576762U (en) * | 2016-04-08 | 2016-09-14 | 盛明 | Assembled concrete culvert |
| CN211849019U (en) * | 2020-03-24 | 2020-11-03 | 河南省交通规划设计研究院股份有限公司 | Staggered joint type prefabricated slab culvert unit |
| CN111549691A (en) * | 2020-05-19 | 2020-08-18 | 常虹 | Novel assembled box culvert and construction method thereof |
| CN212670355U (en) * | 2020-07-30 | 2021-03-09 | 中铁二十五局集团第二工程有限公司 | Culvert structure |
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Application publication date: 20210723 |