CN206467561U - Prefabricated assembled twin columns vase bridge pier - Google Patents
Prefabricated assembled twin columns vase bridge pier Download PDFInfo
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- CN206467561U CN206467561U CN201720138941.0U CN201720138941U CN206467561U CN 206467561 U CN206467561 U CN 206467561U CN 201720138941 U CN201720138941 U CN 201720138941U CN 206467561 U CN206467561 U CN 206467561U
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Abstract
The utility model discloses a kind of prefabricated assembled twin columns vase bridge pier, including two pier shaft sections and a pier cap section, pier shaft section is bridge pier straight line principal piece, pier cap section is the conjugant of the straight bent changeover portion of two bridge piers and a binder, and the straight bent changeover portion of two bridge piers is located at the two ends of binder respectively；The top of the straight bent changeover portion of bridge pier is bridge pier curved section, and gradually transition is bridge pier straight line latter end to bridge pier curved section downwards.Bridge pier is divided into pier stud section and pier cap section by the utility model by the way that twin columns vase bridge pier is carried out into prefabrication and assembly construction, and by the assembled direction of bridge pier, all unification is vertical, reduces site operation contraposition difficulty；On-site construction time is shortened, while alleviating pollution of the site operation to surrounding enviroment, influence of the construction to periphery traffic is reduced to relatively low degree.
Description
Technical field
The utility model is related to bridge construction technical field, more particularly to a kind of prefabricated assembled twin columns vase bridge pier.
Background technology
At present, urban viaduct generally uses the construction of " great Zhan arms box beam+twin columns vase pier ", as shown in Figure 1.This construction
Profile is smooth, good integrity, the extensive use in urban viaduct construction.But, " twin columns vase pier " of the prior art leads to
Frequently with the construction of cast in situs method, engineering time length, difficulty of construction are big, while bringing larger noise to construction surrounding environment
And dust pollution, and have considerable influence to urban transportation, add the congestion of city road network.
Utility model content
In view of the drawbacks described above of prior art, technical purpose of the present utility model is to provide a kind of prefabricated assembled double
Post vase bridge pier, improves prior art engineering time length, the defect such as difficulty of construction is big, big to surrounding enviroment and traffic impact.
To achieve the above object, the utility model provides a kind of prefabricated assembled twin columns vase bridge pier, including two piers
Body section and a pier cap section, the pier shaft section are bridge pier straight line principal piece, and the pier cap section is the straight bent mistake of two bridge piers
The conjugant of Duan Yuyi binder is crossed, the straight bent changeover portion of two bridge piers is located at the two ends of the binder respectively；The bridge pier
The top of straight song changeover portion is bridge pier curved section, and gradually transition is bridge pier straight line latter end to the bridge pier curved section downwards.
Further, the bottom of the pier shaft section is provided with built-in embedded sleeve barrel, and the steel bar stress of the pier shaft section is stretched
The top for going out the pier shaft section forms pier shaft splice.
Further, it is equipped with built-in embedded sleeve barrel in two bridge pier straight line latter ends of pier cap section bottom.
Further, the length of the bridge pier straight line latter end is not less than 300mm.Length is set not in bridge pier straight bent changeover portion
Bridge pier straight line latter end less than 300mm, is easy to set embedded sleeve barrel to leave suitable installing space in it.
The beneficial effects of the utility model：
The utility model has the advantages that as a result of said structure design and assembling and construction method：Pass through
Twin columns vase bridge pier is subjected to prefabrication and assembly construction, bridge pier is divided into pier stud section and pier cap section, the assembled direction of bridge pier is complete
It is vertical that portion is unified, reduces site operation contraposition difficulty；On-site construction time is shortened, while alleviating site operation to week
The pollution of surrounding environment, also makes influence of the construction to periphery traffic be reduced to relatively low degree.
The technique effect of design of the present utility model, concrete structure and generation is made furtherly below with reference to accompanying drawing
It is bright, to be fully understood from the purpose of this utility model, feature and effect.
Brief description of the drawings
Fig. 1 is " great Zhan arms box beam+twin columns vase bridge pier " organigram in the prior art.
Fig. 2 is the preferred embodiment structural representation of the utility model one.
Fig. 3 is the connection diagram of built-in embedded sleeve barrel and splice.
In figure, 1 pier cap section；The straight bent changeover portion of 11 bridge piers；110 bridge pier curved sections；111 bridge pier straight line latter ends；112 bridge piers
The built-in embedded sleeve barrel of straight line latter end；12 binders；2 pier shaft sections；The built-in embedded sleeve barrel of 21 pier shaft sections bottom；22 pier shaft steel
Muscle connector；3 cast-in-place cushion caps；31 cushion cap reinforcing bar connectors；4 present walling piles；5 high-strength grouts.
Embodiment
Embodiment 1
As shown in Fig. 2 a specific embodiment of the present utility model, including two pier shaft sections 2 and a pier cap section 1,
Pier shaft section 2 is bridge pier straight line principal piece, and pier cap section 1 is the conjugant of the straight bent changeover portion 11 of two bridge piers and a binder 12,
The straight bent changeover portion 11 of two bridge piers is located at the two ends of binder 12 respectively；The top of the straight bent changeover portion 11 of bridge pier is bridge pier curved section
110, gradually transition is bridge pier straight line latter end 111 to bridge pier curved section 110 downwards.
The bottom of pier shaft section 2 is provided with built-in embedded sleeve barrel 21, and the steel bar stress of pier shaft section stretches out the top of pier shaft section
End forms pier shaft splice 22.
Built-in embedded sleeve barrel 112 is equipped with two bridge pier straight line latter ends 111 of the bottom of pier cap section 1.
The length of bridge pier straight line latter end 111 is not less than 300mm.It is easy to set embedded sleeve barrel 112 to leave suitably in it
Installing space.
Embodiment 2
As shown in Fig. 2 the direction of arrow represents installation direction in figure.The assembling construction side of prefabricated assembled twin columns vase bridge pier
Method, comprises the following steps：
First, the cast-in-place cushion cap 3 on the basis of present walling pile 4, during cast-in-situ bridge cushion cap 3, reserves cushion cap steel bar stress and stretches out
Cushion cap top forms cushion cap splice 31；
Secondly, pier shaft section 2 is connected with the assembly of cushion cap 3；Specific method is：Pier shaft section 2 is set to be brought into close contact with cushion cap 3
Cushion cap splice 31 is inserted in the built-in embedded sleeve barrel 21 of pier shaft section bottom afterwards；Then, as shown in figure 3, to pile cap steel
Space perfusion high-strength grout 5 between muscle joint 31 and the built-in embedded sleeve barrel 21 of pier shaft section bottom；Finally, high-strength filling is treated
The solidification of slurry 5 is reached after design strength, completes pier shaft section 2 and the connection of cushion cap 3.
Finally, pier cap section 1 is connected with the assembly of pier shaft section 2；Specific method is：Make two bridge piers of pier cap section 1
Straight line latter end 111 be brought into close contact respectively with two pier shaft sections 2 after by 22 points of pier shaft splice at the top of two pier shaft sections
In the built-in embedded sleeve barrel 112 for not inserting corresponding bridge pier straight line latter end；Then to pier shaft splice 22 and bridge pier straight line end
Space perfusion high-strength mortar between the built-in embedded sleeve barrel 112 of section；Finally, treat that high-strength grout solidification reaches design strength
Afterwards, the connection of pier cap section 1 and pier shaft section 2 is completed.
The connection diagram of built-in embedded sleeve barrel and bar connecting head is as shown in figure 3, high-strength grout is selected in the present embodiment
Grouting material is filled with high-strength inorganic non-shrinkage cement.In the present embodiment, splice is with embedded sleeve barrel in perfusion high-strength inorganic without receipts
The jointing formed after shrink mud grouting material possesses the mechanical property of I grade of joint.Certainly, in certain embodiments, from it
His jointing that splice can be made to be formed with embedded sleeve barrel after perfusion high-strength grout possesses the mechanical property of I grade of joint
The high-strength grout of energy is also feasible.
Preferred embodiment of the present utility model described in detail above.It should be appreciated that the ordinary skill people of this area
Member just can make many modifications and variations without creative work according to design of the present utility model.Therefore, all this technology necks
Technical staff passes through logic analysis, reasoning or limited reality on the basis of existing technology according to design of the present utility model in domain
Available technical scheme is tested, all should be in the protection domain being defined in the patent claims.
Claims (4)
1. a kind of prefabricated assembled twin columns vase bridge pier, it is characterised in that including two pier shaft sections and a pier cap section, institute
Pier shaft section is stated for bridge pier straight line principal piece, the pier cap section is the conjugant of the straight bent changeover portion of two bridge piers and a binder,
The straight bent changeover portion of two bridge piers is located at the two ends of the binder respectively；The top of the straight bent changeover portion of the bridge pier is bent for bridge pier
Line segment, gradually transition is bridge pier straight line latter end to the bridge pier curved section downwards.
2. prefabricated assembled twin columns vase bridge pier according to claim 1, it is characterised in that the bottom of the pier shaft section
Provided with built-in embedded sleeve barrel, the top of the steel bar stress stretching pier shaft section of the pier shaft section forms pier shaft reinforcing bar and connect
Head.
3. prefabricated assembled twin columns vase bridge pier according to claim 2, it is characterised in that pier cap section bottom
Built-in embedded sleeve barrel is equipped with two bridge pier straight line latter ends.
4. according to any described prefabricated assembled twin columns vase bridge piers of claim 1-3, it is characterised in that the bridge pier straight line
The length of latter end is not less than 300mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720138941.0U CN206467561U (en) | 2017-02-16 | 2017-02-16 | Prefabricated assembled twin columns vase bridge pier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720138941.0U CN206467561U (en) | 2017-02-16 | 2017-02-16 | Prefabricated assembled twin columns vase bridge pier |
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| Publication Number | Publication Date |
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| CN206467561U true CN206467561U (en) | 2017-09-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720138941.0U Active CN206467561U (en) | 2017-02-16 | 2017-02-16 | Prefabricated assembled twin columns vase bridge pier |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106677056A (en) * | 2017-02-16 | 2017-05-17 | 上海市城市建设设计研究总院（集团）有限公司 | Prefabricated double-column vase bridge pier and assembling construction method thereof |
| CN108842629A (en) * | 2018-07-16 | 2018-11-20 | 浙江交工集团股份有限公司 | A kind of hyperboloid pier shaft framework of steel reinforcement in-site installation localization method |
| CN109083003A (en) * | 2018-09-21 | 2018-12-25 | 上海市隧道工程轨道交通设计研究院 | A kind of precast pier pier top connection structure and its construction method |
| CN109267489A (en) * | 2018-10-17 | 2019-01-25 | 中铁大桥局集团有限公司 | A kind of Anchorage Zone of Cable-stayed Bridge Pylon construction method |
| CN111350125A (en) * | 2020-02-28 | 2020-06-30 | 重庆交通大学 | Prefabricated pier and construction method thereof |
-
2017
- 2017-02-16 CN CN201720138941.0U patent/CN206467561U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106677056A (en) * | 2017-02-16 | 2017-05-17 | 上海市城市建设设计研究总院（集团）有限公司 | Prefabricated double-column vase bridge pier and assembling construction method thereof |
| CN108842629A (en) * | 2018-07-16 | 2018-11-20 | 浙江交工集团股份有限公司 | A kind of hyperboloid pier shaft framework of steel reinforcement in-site installation localization method |
| CN109083003A (en) * | 2018-09-21 | 2018-12-25 | 上海市隧道工程轨道交通设计研究院 | A kind of precast pier pier top connection structure and its construction method |
| CN109083003B (en) * | 2018-09-21 | 2023-11-28 | 上海市隧道工程轨道交通设计研究院 | Pier top connecting structure for prefabricated pier and construction method of pier top connecting structure |
| CN109267489A (en) * | 2018-10-17 | 2019-01-25 | 中铁大桥局集团有限公司 | A kind of Anchorage Zone of Cable-stayed Bridge Pylon construction method |
| CN109267489B (en) * | 2018-10-17 | 2021-04-06 | 中铁大桥局集团有限公司 | Construction method for cable-stayed bridge cable tower anchoring area |
| CN111350125A (en) * | 2020-02-28 | 2020-06-30 | 重庆交通大学 | Prefabricated pier and construction method thereof |
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