CN112962428B - Be used for assembled bridge pier column and bent cap connection structure - Google Patents
Be used for assembled bridge pier column and bent cap connection structure Download PDFInfo
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- CN112962428B CN112962428B CN202110154146.1A CN202110154146A CN112962428B CN 112962428 B CN112962428 B CN 112962428B CN 202110154146 A CN202110154146 A CN 202110154146A CN 112962428 B CN112962428 B CN 112962428B
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- connecting frame
- prefabricated connecting
- prefabricated
- grouting
- bent cap
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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
- E01D19/02—Piers; Abutments ; Protecting same against drifting ice
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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
- E01D2101/00—Material constitution of bridges
- E01D2101/20—Concrete, stone or stone-like material
- E01D2101/24—Concrete
- E01D2101/26—Concrete reinforced
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/30—Adapting or protecting infrastructure or their operation in transportation, e.g. on roads, waterways or railways
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- Engineering & Computer Science (AREA)
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- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The utility model relates to a field of assembled bridge discloses a be used for assembled bridge pier stud and bent cap connection structure, and it is including prefabricated first prefabricated connecting frame, prefabricated second prefabricated connecting frame and the reinforcing bar in the pier stud of prefabricating in the bent cap, first prefabricated connecting frame is equipped with the socket joint section of thick bamboo towards one side of the prefabricated connecting frame of second, the interface has been seted up towards one side of the prefabricated connecting frame of second, the socket joint section of thick bamboo inserts into the prefabricated connecting frame of second through the interface in, the slip casting mouth has been seted up on the prefabricated connecting frame of first, through the slip casting mouth has filled cement mortar towards in first prefabricated connecting frame and the prefabricated connecting frame of second. This application has the effect that improves the efficiency of construction.
Description
Technical Field
The application relates to the field of assembly type bridges, in particular to a connecting structure for an assembly type bridge pier column and a cover beam.
Background
The fabricated bridge is a novel bridge construction mode, wherein the connection of the pier stud and the capping beam is extremely important for the overall construction of the bridge. For the splicing of piers and capping beams, there are currently mainly three ways: grouting sleeve connection, grouting metal corrugated pipe connection and slot type connection. The above methods cannot simultaneously give consideration to both the connection reliability and the construction convenience.
Chinese patent No. CN212000585U discloses a connecting structure for an assembled bridge pier stud and a coping, which is used for connecting the pier stud and the coping and comprises a first joint and a second joint, wherein the first joint is embedded in the pier stud, the side surface of the first joint is flush with the side surface of the pier stud, the second joint is embedded in the coping, and the lower end surface of the second joint is flush with the lower end surface of the coping; the angle base plate comprises a first plate and a second plate which are connected in a mutually perpendicular mode, the first plate is abutted to the side face of the first joint, and the second plate is abutted to the lower end face of the second joint.
According to the related technology, when the pier stud is connected with the bent cap, the first joint and the second joint are correspondingly attached, and the first joint and the second joint are connected through the reserved steel bars and the angle base plate; the inventor thinks that when correspondingly splicing first joint and second joint, need to wear to establish the interior in the first joint with the preformed reinforcement that sets up in the pier stud correspondence, there are corresponding error and adjustment position in the in-process of correspondingly wearing to establish into the first joint with the preformed reinforcement, and the problem that leads to the work efficiency that the bent cap erects is lower.
Disclosure of Invention
In order to improve the in-process that the bent cap erects on the pier stud, the lower problem of work efficiency who exists, this application provides one kind and is used for assembled bridge pier stud and bent cap connection structure.
The application provides a pair of be used for assembled bridge pier stud and bent cap connection structure adopts following technical scheme to obtain:
the utility model provides a be used for assembled bridge pier stud and bent cap connection structure, is including prefabricated first prefabricated connecting frame, prefabricated second prefabricated connecting frame and the reinforcing bar in the pier stud of bent cap in, first prefabricated connecting frame is equipped with an insertion connection section of thick bamboo towards the prefabricated connecting frame of second one side, the interface has been seted up towards one side of first prefabricated connecting frame to the prefabricated connecting frame of second, an insertion connection section of thick bamboo is inserted into the prefabricated connecting frame of second through the interface in, the slip casting mouth has been seted up on the prefabricated connecting frame of first, through the slip casting mouth has filled cement mortar towards in first prefabricated connecting frame and the prefabricated connecting frame of second.
Through the technical scheme, during construction, the bent cap is erected on the pier stud, the insertion cylinder soil on the first prefabricated connecting frame is inserted into the second prefabricated connecting frame through the insertion port, the bent cap is accurately butted with the pier stud, and accordingly the efficiency of accurate position butting between the bent cap and the pier stud by an operator is improved. After the butt joint is completed, an operator pours cement mortar into the grouting opening, the cement mortar enters the first prefabricated connecting frame and enters the second prefabricated connecting frame through the inserting connecting cylinder, and the first prefabricated connecting frame and the second prefabricated connecting frame are fixed in position after the cement mortar is solidified, so that the cover beam fixing frame is arranged above the pier stud.
Preferably: and the first prefabricated connecting frame and the second prefabricated connecting frame are in a sealing state.
Through above-mentioned technical scheme, in cement mortar was poured first prefabricated connecting frame and the prefabricated connecting frame of second, first prefabricated connecting frame and the prefabricated connecting frame of second sealed cement mortar in inside, reduced cement mortar solidification back, need carry out floating operating procedure to the lateral wall of cement mortar, are favorable to improving the efficiency of construction.
Preferably, the following components: a pulp outlet barrel is preset in the first prefabricated connecting frame, one end of the pulp outlet barrel is fixedly connected with the first prefabricated connecting frame, and an air outlet communicated with the pulp outlet barrel is formed in the first prefabricated connecting frame.
Through above-mentioned technical scheme, the slip casting in-process, the air in first prefabricated connecting frame and the prefabricated connecting frame of second is discharged through a thick liquid section of thick bamboo, when filling up cement mortar in first prefabricated connecting frame and the prefabricated connecting frame of second, and the cement mortar liquid level in a thick liquid section of thick bamboo risees gradually, is filled up until the gas vent. The setting of a play thick liquid section of thick bamboo, the air escape in the first prefabricated joint frame of slip casting in-process and the prefabricated joint frame of second of being convenient for has reduced air inclusion and has formed the bubble in cement mortar, and causes the possibility of influence to the closely knit degree of cement mortar intussuseption at first prefabricated joint frame and the prefabricated joint frame of second.
Preferably: the outside fixedly connected with of prefabricated connecting frame of second supports the rib pole, support the rib pole and keep away from the prefabricated connecting frame direction tilt up setting of second, and support the rib pole and support in the one side of bent cap orientation pier stud.
Through above-mentioned technical scheme, before pouring cement mortar, the support rib pole provides the auxiliary stay for the bent cap to be favorable to improving the support stability to the bent cap.
Preferably: one side of the second prefabricated connecting frame, facing the first prefabricated connecting frame, is flush with the cover beam, an extension frame plate is fixedly connected to the outer side of the second prefabricated connecting frame, and the extension frame plate is abutted to the cover beam.
Through above-mentioned technical scheme, the setting of extension framed slab is favorable to further reinforcing to the stability that the bent cap supported to be favorable to strengthening the security in the work progress.
Preferably: the bent cap is provided with a plurality of first grouting channels in advance towards the extension frame plate, the extension frame plate is provided with a second grouting channel, and the second grouting channel is communicated with the first grouting channels.
Through above-mentioned technical scheme, in the work progress, through slip casting in the second slip casting passageway, cement mortar rethread second slip casting passageway enters into first slip casting passageway in, treats that cement mortar solidifies the back, and cement mortar links together bent cap and extension frame plate, is favorable to improving the stability of being connected between bent cap and the pier stud.
Preferably: and a grouting cylinder is preset in the second prefabricated connecting frame, and is partially preset in the pier column.
Through above-mentioned technical scheme, when the slip casting in the first prefabricated connecting frame of orientation, cement mortar gets into a slip casting section of thick bamboo simultaneously, and cement mortar solidifies the back for slip casting section of thick bamboo is further connected stably with the prefabricated connecting frame of second, and a slip casting section of thick bamboo is buried underground in the cement mortar that solidifies, thereby makes first prefabricated connecting frame link together with the second connecting frame, and then strengthens the stability of being connected between bent cap and the pier stud.
In summary, the present application includes at least one of the following beneficial technical effects:
1. when the first prefabricated connecting frame is butted with the second prefabricated connecting frame, an operator can directly insert the sleeve into the inserting port, so that the construction efficiency is improved;
2. in the grouting process, air in the first prefabricated connecting frame and the second prefabricated connecting frame can be discharged through the slurry outlet cylinder, so that the possibility of air bubbles formed in cement mortar is reduced.
Drawings
Fig. 1 is a plan view for showing a positional relationship between a capping beam and a pillar supported below the capping beam.
Fig. 2 is a schematic structural diagram of a connection structure between a pier stud and a cap beam according to an embodiment of the present application.
Fig. 3 is an enlarged view of a portion a in fig. 2.
Reference numerals: 1. a capping beam; 11. a first grouting channel; 2. pier studs; 3. a first prefabricated connecting frame; 31. a plug-in barrel; 32. a grouting port; 33. an exhaust port; 34. a pulp outlet cylinder; 4. a second prefabricated connecting frame; 41. an interface; 42. reinforcing steel bars; 45. an extension frame plate; 451. a second grouting channel; 46. and (4) grouting cylinders.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses a connecting structure for an assembled bridge pier column and a cover beam.
Referring to fig. 1, in the construction process, a plurality of pier studs 2 are generally supported below the bent cap 1, the pier studs 2 are uniformly arranged in two rows below the bent cap 1, each row is provided with a plurality of pier studs 2, and the plurality of pier studs 2 are equidistantly distributed along the horizontal direction.
Referring to fig. 2, be used for assembled bridge pier stud and bent cap connection structure, including first prefabricated connecting frame 3, the prefabricated connecting frame 4 of second and reinforcing bar 42, first prefabricated connecting frame 3 inlays to be put in bent cap 1, and the prefabricated connecting frame 4 of second and reinforcing bar 42 are prefabricated in pier stud 2, and reinforcing bar 42 wears to establish into the prefabricated connecting frame 4 of second in, and first prefabricated connecting frame 3 and the prefabricated connecting frame 4 of second are encapsulated situation.
Referring to fig. 2, one side of the first prefabricated connecting frame 3 facing the second prefabricated connecting frame 4 is provided with an inserting cylinder 31, the inserting cylinder 31 and the first prefabricated connecting frame 3 are integrally formed, one side of the second prefabricated connecting frame 4 facing the first prefabricated connecting frame 3 is provided with an inserting port 41, and the steel bars 42 are distributed in the inserting port 41. During the construction, the operator erects bent cap 1 in the top of pier stud 2 for a socket 31 corresponds with interface 41 position in vertical direction, and will plug a socket 31 and correspond the prefabricated connection frame 4 of grafting into of second through interface 41, thereby realize bent cap 1 and pier stud 2's quick butt joint, be favorable to improving the efficiency of construction.
Referring to fig. 2, the first prefabricated connecting frame 3 is provided with a grouting port 32 and an exhaust port 33, a grout outlet cylinder 34 is fixedly connected in the first prefabricated connecting frame 3, and the grout outlet cylinder 34 is communicated with the exhaust port 33. After the bent cap 1 is erected on the pier stud 2, cement mortar is poured into the first prefabricated connecting frame 3 through the grouting opening 32, and the cement mortar is poured into the second prefabricated connecting frame 4 through the inserting cylinder 31. In the grouting process, air in the first prefabricated connecting frame 3 and the second prefabricated connecting frame 4 is exhausted through the grout outlet cylinder 34 and the air outlet 33, and the possibility of bubbles in cement mortar is reduced.
Referring to fig. 2, a grouting cylinder 46 is preset in the second prefabricated connection frame 4, and the grouting cylinder 46 is partially preset in the pier stud 2. In the grouting process, cement mortar is poured into the grouting cylinder 46, after the cement mortar is solidified, the grouting cylinder 46 is limited in the cement mortar, and the cement mortar in the grouting cylinder 46 and the cement mortar in the first prefabricated connecting frame 3 are integrally molded, so that the stability of connection between the first prefabricated connecting frame 3 and the pier stud 2 is enhanced.
Referring to fig. 2 and 3, one side of the second prefabricated connecting frame 4 facing the first prefabricated connecting frame 3 is flush with the capping beam 1, an extension frame plate 45 is fixedly connected to the outer side of the second prefabricated connecting frame 4, and the extension frame plate 45 is abutted to the capping beam 1. Bent cap 1 has preset a plurality of first slip casting passageways 11 towards extending deckle board 45 to a plurality of first slip casting passageways 11 set up towards the different direction slope of orientation, a plurality of second slip casting passageways 451 have been seted up on extending deckle board 45, a second slip casting passageway 451 corresponds and is linked together with two first slip casting passageways 11, through pouring mortar in second slip casting passageway 451 orientation first slip casting passageway 11, treat that cement mortar solidifies the back, make and extend deckle board 45 and bent cap 1 fixed connection. The arrangement of the extension frame plate 45 can support the bent cap 1, and is favorable for further enhancing the stability of supporting the bent cap 1.
The embodiment of the application relates to an implementation principle for an assembly type bridge pier column and bent cap connection structure, which is characterized in that: during construction, firstly, the bent cap 1 is correspondingly erected above the pier stud 2, so that the splicing sleeve 31 is correspondingly spliced into the second prefabricated connecting frame 4 through the splicing opening 41, at the moment, the bent cap 1 is abutted to the extending frame plate 45 and abutted to the supporting plate 44, then mortar is poured into the first prefabricated connecting frame 3 and the second prefabricated connecting frame 4 through the grouting opening 32, in the grouting process, air in the first prefabricated connecting frame 3 and the second prefabricated connecting frame 4 is discharged through the air outlet 33 until the first prefabricated connecting frame 3 and the second prefabricated connecting frame 4 are filled with cement mortar, after the cement mortar is solidified, the first prefabricated connecting frame 3 and the second prefabricated connecting frame 4 are connected together, and the fixing frame of the bent cap 1 is arranged on the pier stud 2. Finally, mortar is poured into the first grouting channel 11 through the second grouting channel 451, and after the mortar is solidified, the extension frame plate 45 is fixedly connected with the bent cap 1.
The present embodiment is only for explaining the present application, and it is not limited to the present application, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present application.
Claims (1)
1. The utility model provides a be used for assembled bridge pier stud and bent cap connection structure, its characterized in that: the prefabricated pier stud connecting structure comprises a first prefabricated connecting frame (3) prefabricated in a bent cap (1), a second prefabricated connecting frame (4) prefabricated in a pier stud (2) and reinforcing steel bars (42), wherein an inserting connecting barrel (31) is arranged on one side, facing the second prefabricated connecting frame (4), of the first prefabricated connecting frame (3), an inserting port (41) is formed in one side, facing the first prefabricated connecting frame (3), of the second prefabricated connecting frame (4), the inserting connecting barrel (31) is inserted into the second prefabricated connecting frame (4) through the inserting port (41), a grouting port (32) is formed in the first prefabricated connecting frame (3), and cement mortar is poured into the first prefabricated connecting frame (3) and the second prefabricated connecting frame (4) through the grouting port (32); a grouting cylinder (46) is preset in the second prefabricated connecting frame (4), and part of the grouting cylinder (46) is preset in the pier stud (2);
the first prefabricated connecting frame (3) and the second prefabricated connecting frame (4) are in a sealed state;
a pulp outlet cylinder (34) is preset in the first prefabricated connecting frame (3), one end of the pulp outlet cylinder (34) is fixedly connected with the first prefabricated connecting frame (3), and an air outlet (33) communicated with the pulp outlet cylinder (34) is formed in the first prefabricated connecting frame (3);
the outer side of the second prefabricated connecting frame (4) is fixedly connected with a supporting rib rod (43), the supporting rib rod (43) is arranged in an upward inclined mode towards the direction far away from the second prefabricated connecting frame (4), and the supporting rib rod (43) is supported on one side, facing the pier stud (2), of the cover beam (1);
one side, facing the first prefabricated connecting frame (3), of the second prefabricated connecting frame (4) is flush with the cover beam (1), an extending frame plate (45) is fixedly connected to the outer side of the second prefabricated connecting frame (4), and the extending frame plate (45) is abutted to the cover beam (1);
a plurality of first grouting channels (11) are preset towards the extending frame plate (45) of the cover beam (1), a second grouting channel (451) is formed in the extending frame plate (45), and the second grouting channel (451) is communicated with the first grouting channels (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110154146.1A CN112962428B (en) | 2021-02-04 | 2021-02-04 | Be used for assembled bridge pier column and bent cap connection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110154146.1A CN112962428B (en) | 2021-02-04 | 2021-02-04 | Be used for assembled bridge pier column and bent cap connection structure |
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| Publication Number | Publication Date |
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| CN112962428A CN112962428A (en) | 2021-06-15 |
| CN112962428B true CN112962428B (en) | 2022-08-09 |
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| CN202110154146.1A Active CN112962428B (en) | 2021-02-04 | 2021-02-04 | Be used for assembled bridge pier column and bent cap connection structure |
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Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101268429B1 (en) * | 2011-04-26 | 2013-05-29 | (주)대우건설 | Pier table for modular bridge and method for installing modular bridge using thereof |
| CN208415082U (en) * | 2018-06-12 | 2019-01-22 | 北京市市政工程设计研究总院有限公司 | Unit construction bridge formed precast concrete pier stud and bent cap bell and spigot frame |
| CN209891049U (en) * | 2019-04-19 | 2020-01-03 | 浙江省交通规划设计研究院有限公司 | Connection structure and bridge of pier and bent cap |
| CN212000585U (en) * | 2019-12-24 | 2020-11-24 | 广州市市政集团有限公司 | Be used for assembled bridge pier column and bent cap connection structure |
| CN211645962U (en) * | 2020-01-16 | 2020-10-09 | 福州大学 | Mixed connection's assembled concrete pier |
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- 2021-02-04 CN CN202110154146.1A patent/CN112962428B/en active Active
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| CN112962428A (en) | 2021-06-15 |
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