CN112064661A - Novel prefabricated accessory of overpass approach bridge - Google Patents
Novel prefabricated accessory of overpass approach bridge Download PDFInfo
- Publication number
- CN112064661A CN112064661A CN202011032506.2A CN202011032506A CN112064661A CN 112064661 A CN112064661 A CN 112064661A CN 202011032506 A CN202011032506 A CN 202011032506A CN 112064661 A CN112064661 A CN 112064661A
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- China
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- positioning
- screw
- sides
- concrete box
- precast concrete
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Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/10—Deep foundations
- E02D27/12—Pile foundations
- E02D27/14—Pile framings, i.e. piles assembled to form the substructure
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- 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
- E01D19/00—Structural or constructional details of bridges
- E01D19/02—Piers; Abutments ; Protecting same against drifting ice
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D2/00—Bridges characterised by the cross-section of their bearing spanning structure
- E01D2/04—Bridges characterised by the cross-section of their bearing spanning structure of the box-girder type
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/32—Foundations for special purposes
- E02D27/42—Foundations for poles, masts or chimneys
Abstract
The invention discloses a novel viaduct approach bridge prefabricated part, which comprises a concrete pipe pile, wherein a bearing platform is cast at the top end of the concrete pipe pile, a 20866and a type supporting beam are cast in the middle of the top end of the bearing platform, 20866and a prefabricated concrete box beam are installed at the top end of the type supporting beam, positioning bolts are arranged on two sides of the top end of the 20866and are arranged at equal intervals, positioning nuts are installed on the outer surfaces of the positioning bolts in a threaded engagement mode, 20866and positioning clamping grooves are formed in two sides of the middle of the top end of the type supporting beam, which are close to the positioning bolts, and positioning screw grooves are formed in two sides of the bottom end of the inner wall of. According to the invention, through the use of the I-shaped connecting plate, the connecting clamping block and the fixing plate, two adjacent precast concrete box girders can be connected, the connecting and assembling difficulty between the two adjacent precast concrete box girders can be reduced, the precast concrete box girders can be conveniently and rapidly assembled and used, and the construction efficiency of workers can be improved.
Description
Technical Field
The invention belongs to the technical field of viaduct construction, and particularly relates to a novel viaduct approach bridge prefabricated part.
Background
Viaducts, which generally refer to bridges spanning deep trenches and canyons to replace highways and bridges spanning roads in urban bridges, are supported by high-support towers or pillars, and generally include pile foundations, bearing platforms, upright posts, capping beams (cross beams) and bridge deck structures, and approach bridges refer to bridge spans at two ends of a main bridge to replace highways and gradually raise or gradually lower pavements so that vehicles can smoothly go up and down the bridge decks;
the invention provides a novel viaduct approach bridge prefabricated component, which is a novel viaduct approach bridge prefabricated component.
Disclosure of Invention
The invention provides a novel viaduct approach bridge prefabricated part and aims to solve the problem that the assembling efficiency of a precast concrete box girder is low.
The invention is realized in such a way, and provides the following technical scheme: a novel viaduct approach bridge prefabricated part accessory comprises a concrete pipe pile, wherein a bearing platform is poured at the top end of the concrete pipe pile, a 20866; "type supporting beam is poured at the middle part of the top end of the bearing platform, a prefabricated concrete box girder is installed at the top end of the 20866;" type supporting beam, positioning bolts are arranged on both sides of the top end of the 20866; "positioning nut is installed on both sides of the outer surface of the positioning bolt in threaded engagement, positioning clamping grooves are formed on both sides of the middle part of the top end of the 20866;" type supporting beam near the positioning bolts, positioning screw grooves are formed on both sides of the bottom end of the inner wall of the positioning clamping grooves, connecting clamping grooves are formed on both sides of the bottom end of the inner wall of the prefabricated concrete box girder, positioning clamp holes are formed on both sides of the bottom end of the inner wall of the prefabricated concrete box girder at equal distances near the connecting clamping grooves, positioning, a connecting clamping block is welded in the middle of the bottom end of the I-shaped connecting plate, connecting clamping holes are formed in two sides of the bottom end of the connecting clamping block, positioning screws are installed in the connecting clamping holes, connecting through holes are formed in two sides of the top end of the I-shaped connecting plate, and connecting screws are installed in the connecting through holes;
the utility model discloses a spacing screw groove of precast concrete box girder inner wall top, including fixed groove, fixed screw groove, fixed slot internally mounted, fixed plate top both sides have all been seted up to the impartial distance in precast concrete box girder inner wall top, fixed hole internally mounted has set screw, precast concrete box girder inner wall top both sides are close to the impartial distance in fixed slot department and have been seted up spacing screw groove, precast concrete box girder inner wall top both sides are close to spacing screw groove department and all install limit baffle, limit baffle top middle part has been seted up spacing hole, limit baffle top both sides have all been seted up spacing hole, spacing hole internally mounted has limit screw.
In a preferred embodiment, the positioning bolt and the 20866and the profile support beam are connected through embedded pouring, and the diameter of the positioning bolt is the same as the inner diameter of the positioning clamp hole.
In a preferred embodiment, one precast concrete box girder is provided with four connecting clamping grooves and six fixing grooves in total, two connecting clamping grooves have the same size as one connecting clamping block, and two fixing grooves have the same size as one fixing plate.
In a preferred embodiment, the inner diameter of the connecting card hole is the same as the inner diameter of the positioning screw groove, one end of the positioning screw rod is located inside the positioning screw groove, the inner diameter of the connecting through hole is the same as the inner diameter of the positioning screw hole, and one end of the connecting screw rod is located inside the positioning screw hole.
In a preferred embodiment, the inner diameter of the limiting hole is the same as the inner diameter of the limiting screw groove, and one end of the limiting screw rod is located inside the limiting screw groove.
In a preferred embodiment, the inner diameter of the fixing screw groove is the same as the inner diameter of the fixing hole, and one end of the fixing screw is located inside the fixing screw groove.
In a preferred embodiment, the width of the mounting hole is larger than the inner diameter of the fixing hole, and one end of the fixing screw penetrates through the mounting hole.
In a preferred embodiment, the diameter of the check screw is the same as the diameter of the set screw, and the length of the check screw is the same as the length of the set screw.
Compared with the prior art, the invention has the beneficial effects that:
1. the bottoms of two adjacent precast concrete box girders can be connected through the positioning clamping groove, the positioning screw groove, the connecting clamping groove, the I-shaped connecting plate, the connecting clamping block, the connecting clamping hole, the positioning screw rod, the connecting through hole and the connecting screw rod, meanwhile, the auxiliary fixing can be carried out on the installation between the precast concrete box girder and the 20866; -shaped supporting beam, through a fixing groove, a fixing screw groove, a fixing plate, a fixing hole, a fixing screw rod, a limit screw groove, a limit baffle, a limit hole and a limit screw rod, the top parts of two adjacent precast concrete box girders can be connected, and through the use of the I-shaped connecting plate, the connecting fixture block and the fixing plate, the connecting structure has the advantages that the two adjacent precast concrete box girders can be connected, the connecting and assembling difficulty between the two adjacent precast concrete box girders can be reduced, the precast concrete box girders can be assembled and used quickly, and the construction efficiency of workers is improved.
2. Through the use of positioning bolt and locator card hole, can fix a position and spacing the installation of precast concrete box girder, through the use of positioning nut and positioning bolt, can fix the installation of precast concrete box girder, can reduce the installation degree of difficulty of precast concrete box girder.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
FIG. 2 is a schematic structural view of a positioning screw groove of the present invention.
FIG. 3 is a schematic structural view of a positioning screw hole according to the present invention.
Fig. 4 is a schematic view of the mounting structure of the connecting screw according to the present invention.
Fig. 5 is a schematic view of the mounting structure of the fixing plate of the present invention.
FIG. 6 is a schematic view of the structure of the connection card hole of the present invention.
In the figure: 1. concrete pipe piles; 2. a bearing platform; 3. 20866a type supporting beam; 4. prefabricating a concrete box girder; 5. positioning the bolt; 6. positioning the clamping groove; 7. positioning a screw groove; 8. a connecting clamping groove; 9. positioning the clamp hole; 10. positioning the screw hole; 11. positioning a nut; 12. an I-shaped connecting plate; 13. connecting a clamping block; 14. connecting the clamping holes; 15. positioning a screw rod; 16. a connecting through hole; 17. connecting a screw rod; 18. fixing grooves; 19. fixing the screw groove; 20. a fixing plate; 21. a fixing hole; 22. fixing the screw rod; 23. a limiting screw groove; 24. a limit baffle; 25. a limiting hole; 26. a limit screw; 27. and (7) installing holes.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
The novel viaduct approach bridge prefabricated part accessory shown in the attached figures 1-6 comprises a concrete pipe pile 1, a bearing platform 2 is cast at the top end of the concrete pipe pile 1, a 20866is cast at the middle part of the top end of the bearing platform 2, a type supporting beam 3, a 20866, a prefabricated concrete box beam 4 and a 20866are installed at the top end of the type supporting beam 3, positioning bolts 5 are equidistantly arranged on two sides of the top end of the type supporting beam 3, positioning nuts 11 and 2086666are installed on the outer surfaces of the positioning bolts 5 in a threaded engagement manner, positioning clamping grooves 6 are respectively formed in two sides of the middle part of the top end of the type supporting beam 3, positioning screw grooves 7 are respectively formed in two sides of the bottom end of the inner wall of the positioning clamping groove 6, connecting clamping grooves 8 are respectively formed in two sides of the bottom end of the inner wall of the prefabricated concrete box beam 4, positioning clamping holes 9 are uniformly formed in positions, which are close to the connecting clamping grooves 8, the diameter of the positioning bolt 5 is the same as the inner diameter of the positioning clamp hole 9, the positioning bolt can position and limit the installation of the precast concrete box girder 4, the installation of the precast concrete box girder 4 is convenient for workers, the positioning screw hole 10 is arranged at the position, close to the positioning clamp hole 9, of the two sides of the bottom end of the inner wall of the precast concrete box girder 4, the I-shaped connecting plate 12 is arranged at the position, close to the connecting clamping groove 8, of the two sides of the bottom end of the inner wall of the precast concrete box girder 4, the connecting clamping block 13 is welded in the middle of the bottom end of the I-shaped connecting plate 12, the connecting clamp holes 14 are respectively arranged at the two sides of the bottom end of the connecting clamping block 13, the positioning screw rod 15 is arranged in the connecting clamping hole 14, the connecting through holes 16 are respectively arranged at the two sides of the top end of the I-shaped connecting plate 12, the connecting screw rods 17 are arranged, one end of the connecting screw rod 17 is positioned inside the positioning screw hole 10, so that the mounting difficulty of the I-shaped connecting plate 12 can be reduced, and the use of the I-shaped connecting plate 12 by workers is facilitated;
Four connecting clamping grooves 8 and six fixing grooves 18 are formed in the precast concrete box girder 4, the size of the two connecting clamping grooves 8 is the same as that of one connecting clamping block 13, the size of the two fixing grooves 18 is the same as that of one fixing plate 20, the splicing difficulty between the two adjacent precast concrete box girders 4 can be reduced, and the assembly of the precast concrete box girder 4 by a worker is facilitated.
The working principle of the invention is as follows: in the actual use process, a worker finds a planned building point through a measurement mode and the like in a building site through a pre-planned design drawing, the worker piles at the planned building point, then pre-embeds a concrete pipe pile 1, the worker pours a bearing platform 2 at the top of the embedded concrete pipe pile 1, after the bearing platform 2 is solidified and stressed, the worker pours 20866; "a shaped support beam 3 at the top of the 20866;" the shaped support beam 3 is pre-embedded with a positioning bolt 5, a pre-opened positioning clamping groove 6 and a positioning screw groove 7, when a plurality of 20866; "the shaped support beams 3 are built, the worker uses a bridge girder erection machine to carry out the installation operation of the precast concrete box girder 4, the installation of the precast concrete box girder 4 can be positioned and limited through the use of the positioning bolt 5 and the positioning clamping hole 9, through the use of the positioning nut 11 and the positioning bolt 5, the installation of the precast concrete box girder 4 can be fixed, and the installation difficulty of the precast concrete box girder 4 can be reduced;
between two adjacent precast concrete box girders 4, a worker installs a connecting clamping block 13 in a connecting clamping groove 8, then installs a positioning screw 15 in a connecting clamping hole 14, so that the positioning screw 15 enters a positioning screw groove 7 to primarily fix the connecting clamping block 13, then installs a connecting screw 17 in a connecting through hole 16, so that the connecting screw 17 enters a positioning screw hole 10 to fix an I-shaped connecting plate 12, after the I-shaped connecting plate 12 is fixed, the worker continues to rotate the positioning screw 15 to fasten the installation of the connecting clamping block 13, and the installation between the precast concrete box girders 4 and 20866can be assisted and fixed by using the I-shaped connecting plate 12 and the connecting clamping block 13, and meanwhile, the bottoms of the two adjacent precast concrete box girders 4 can be connected;
after the bottoms of two adjacent precast concrete box girders 4 are connected, a worker places a fixing plate 20 in a fixing groove 18, then places limiting baffles 24 on two sides of the fixing plate 20 respectively, installs limiting screws 26 in limiting holes 25, enables the limiting screws 26 to enter limiting screw grooves 23, fixes the limiting baffles 24, can primarily fix the installation of the fixing plate 20 by using the two limiting baffles 24 in a matched manner, then installs fixing screws 22 in the fixing holes 21, enables the fixing screws 22 to enter the fixing screw grooves 19 to fix the fixing plate 20 again, can enable the installation of the fixing plate 20 to be firmer, and can connect the tops of the two adjacent precast concrete box girders 4 by installing the fixing plate 20;
through the use of the I-shaped connecting plate 12, the connecting clamping block 13 and the fixing plate 20, two adjacent precast concrete box girders 4 can be connected, the connecting and assembling difficulty between the two adjacent precast concrete box girders 4 can be reduced, the precast concrete box girders 4 can be conveniently and quickly assembled for use, and the construction efficiency of workers is favorably improved.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a novel prefabricated accessory of overpass approach bridge, includes concrete pipe pile, its characterized in that: the concrete pipe pile comprises a concrete pipe pile body, a bearing platform is poured at the top end of the concrete pipe pile body, a 20866b-shaped supporting beam is poured at the middle part of the top end of the bearing platform, a precast concrete box girder is installed at the top end of the 20866b-shaped supporting beam, positioning bolts are equidistantly arranged on two sides of the top end of the 20866b-shaped supporting beam, positioning screw grooves are arranged on two sides of the bottom end of the inner wall of the positioning screw grooves, connecting clamping grooves are arranged on two sides of the bottom end of the inner wall of the precast concrete box girder, positioning clamp holes are equidistantly arranged on two sides of the bottom end of the inner wall of the precast concrete box girder, which are close to the connecting clamping grooves, positioning screw holes are arranged on two sides of the bottom end of the inner wall of the precast concrete box girder, an I-shaped connecting plate is installed on two sides of the bottom end of the inner wall of the precast, a connecting clamping block is welded in the middle of the bottom end of the I-shaped connecting plate, connecting clamping holes are formed in two sides of the bottom end of the connecting clamping block, positioning screws are installed in the connecting clamping holes, connecting through holes are formed in two sides of the top end of the I-shaped connecting plate, and connecting screws are installed in the connecting through holes;
the utility model discloses a spacing screw groove of precast concrete box girder inner wall top, including fixed groove, fixed screw groove, fixed slot internally mounted, fixed plate top both sides have all been seted up to the impartial distance in precast concrete box girder inner wall top, fixed hole internally mounted has set screw, precast concrete box girder inner wall top both sides are close to the impartial distance in fixed slot department and have been seted up spacing screw groove, precast concrete box girder inner wall top both sides are close to spacing screw groove department and all install limit baffle, limit baffle top middle part has been seted up spacing hole, limit baffle top both sides have all been seted up spacing hole, spacing hole internally mounted has limit screw.
2. The novel viaduct approach bridge prefabricated component part of claim 1, wherein: the positioning bolt and the 20866the profile supporting beam are connected through pre-buried pouring, and the diameter of the positioning bolt is the same as the inner diameter of the positioning clamp hole.
3. The novel viaduct approach bridge prefabricated component part of claim 1, wherein: and one precast concrete box girder is provided with four connecting clamping grooves and six fixing grooves, the size of two connecting clamping grooves is the same as that of one connecting clamping block, and the size of two fixing grooves is the same as that of one fixing plate.
4. The novel viaduct approach bridge prefabricated component part of claim 1, wherein: the inner diameter of the connecting clamp hole is the same as that of the positioning screw groove, one end of the positioning screw rod is located inside the positioning screw groove, the inner diameter of the connecting through hole is the same as that of the positioning screw hole, and one end of the connecting screw rod is located inside the positioning screw hole.
5. The novel viaduct approach bridge prefabricated component part of claim 1, wherein: the inner diameter of the limiting hole is the same as that of the limiting screw groove, and one end of the limiting screw rod is located inside the limiting screw groove.
6. The novel viaduct approach bridge prefabricated component part of claim 1, wherein: the inner diameter of the fixed screw groove is the same as that of the fixed hole, and one end of the fixed screw rod is located inside the fixed screw groove.
7. The novel viaduct approach bridge prefabricated component part of claim 1, wherein: the width of mounting hole is greater than the internal diameter of fixed orifices, mounting hole is run through to set screw one end.
8. The novel viaduct approach bridge prefabricated component part of claim 1, wherein: the diameter of the limiting screw is the same as that of the fixing screw, and the length of the limiting screw is the same as that of the fixing screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011032506.2A CN112064661A (en) | 2020-09-27 | 2020-09-27 | Novel prefabricated accessory of overpass approach bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011032506.2A CN112064661A (en) | 2020-09-27 | 2020-09-27 | Novel prefabricated accessory of overpass approach bridge |
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| Publication Number | Publication Date |
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| CN112064661A true CN112064661A (en) | 2020-12-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011032506.2A Pending CN112064661A (en) | 2020-09-27 | 2020-09-27 | Novel prefabricated accessory of overpass approach bridge |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112900272A (en) * | 2021-01-19 | 2021-06-04 | 高文贤 | Efficient bridge construction method |
| CN113430915A (en) * | 2021-06-30 | 2021-09-24 | 南京元琅建设工程有限公司 | High stability hollow slab beam |
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| KR100957717B1 (en) * | 2009-08-31 | 2010-05-12 | 산이건설 주식회사 | Steel box beam's fixing anchor of pier |
| CN110158484A (en) * | 2019-07-03 | 2019-08-23 | 中铁上海工程局集团有限公司 | A kind of high-speed railway packaged type bridges precast assembly structure and construction method |
| CN210177346U (en) * | 2019-05-31 | 2020-03-24 | 洛阳高飞桥隧机械有限公司 | Sectional assembly type girder device of tunnel large-span inverted arch trestle |
| CN210975566U (en) * | 2019-09-11 | 2020-07-10 | 中交第二航务工程局有限公司 | Temporary supporting structure for suspended basket pier top of cast-in-place bridge |
| CN111502061A (en) * | 2020-04-20 | 2020-08-07 | 安徽筑砼装配式建筑研究院有限公司 | Horizontal connecting structure of assembled shear wall and construction method thereof |
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2020
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100957717B1 (en) * | 2009-08-31 | 2010-05-12 | 산이건설 주식회사 | Steel box beam's fixing anchor of pier |
| CN210177346U (en) * | 2019-05-31 | 2020-03-24 | 洛阳高飞桥隧机械有限公司 | Sectional assembly type girder device of tunnel large-span inverted arch trestle |
| CN110158484A (en) * | 2019-07-03 | 2019-08-23 | 中铁上海工程局集团有限公司 | A kind of high-speed railway packaged type bridges precast assembly structure and construction method |
| CN210975566U (en) * | 2019-09-11 | 2020-07-10 | 中交第二航务工程局有限公司 | Temporary supporting structure for suspended basket pier top of cast-in-place bridge |
| CN111502061A (en) * | 2020-04-20 | 2020-08-07 | 安徽筑砼装配式建筑研究院有限公司 | Horizontal connecting structure of assembled shear wall and construction method thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112900272A (en) * | 2021-01-19 | 2021-06-04 | 高文贤 | Efficient bridge construction method |
| CN113430915A (en) * | 2021-06-30 | 2021-09-24 | 南京元琅建设工程有限公司 | High stability hollow slab beam |
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Application publication date: 20201211 |