CN204282199U - Pile-column concrete hollow pile bridge pier structure - Google Patents
Pile-column concrete hollow pile bridge pier structure Download PDFInfo
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- CN204282199U CN204282199U CN201420725619.4U CN201420725619U CN204282199U CN 204282199 U CN204282199 U CN 204282199U CN 201420725619 U CN201420725619 U CN 201420725619U CN 204282199 U CN204282199 U CN 204282199U
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Abstract
The utility model relates to a kind of pile-column concrete hollow pile bridge pier structure, it is characterized in that: comprise concrete hollow pile bridge pier, bridge pad, pier cap beam and foundation platform, described concrete hollow pile bridge pier lower end is provided with flange, flange is provided with prepared screw-bolt hole, described flange is connected with foundation platform, described flange and foundation platform are placed in cast-in-situ concrete, described bridge pad upper and lower surface is respectively equipped with bridge pad upper steel plate and bridge pad lower steel plate, described concrete hollow pile bridge pier upper end is provided with flange, described flange is connected with bridge pad lower steel plate, described bridge pad upper steel plate is connected with pier cap beam.Beneficial effect: concrete hollow pile bridge pier can being prefabricated in the factory be produced, bridge pier length can accurately control, improve the bearing capacity of bridge pier, concrete hollow pile bridge pier and foundation platform use flange and lock pin reinforcing cage and cast-in-situ concrete is connected, the bonding strength of bridge pier can be ensured, improve its stability.
Description
Technical field
The utility model belongs to bridge pier structure, particularly relates to a kind of pile-column concrete hollow pile bridge pier structure.
Background technology
Be erected on rivers,lakes and seas, mountain valley or traffic route, the building that traffic can be passed through smoothly, is called bridge.Bridge is generally made up of superstructure, substructure and attached structure, and superstructure comprises bridge span structure and support system, and substructure comprises abutment, bridge pier and basis, and attached structure comprises transition slab at bridge head, truncated cone banking, shore protection etc.
Bridge pier structure is primarily of pier cap, pier shaft and basic three part compositions, and can be divided into gravity pier and the large class of lighter pier two by make difference, lighter pier can be divided into again hollow pier, framed bent, thin-wall piers and pile-column bridge pier
Gravity pier: be generally the entity structure adopting concrete or barnacle, be characterized in making full use of the compressive property of building work material, bear the external force of vertical direction and horizontal direction by self larger cross-section size and weight, when bridge pier is higher, bearing capacity of foundation soil is lower, application is comparatively unfavorable;
Hollow pier: be similar to gravity pier outward, but the Thin-Wall Piers of hollow, can adopt reinforced concrete cast-in-situ or for prestressed concrete splicing structure, comparatively be applicable to high pier;
Framed bent: based on the lighter pier of truss, rigid frame, has low to foundation requirement, that pier high accommodation is large feature, often adopts the rigid frame formula bridge piers such as X-shaped, Y shape, V-arrangement;
Thin-wall piers: mostly be the reinforced concrete structure adopting slding form operation, because Thin-Wall Piers size is along the bridge very thin, easily produce deflection deformation by during longitudinal horizontal force, therefore also known as flexible pier;
Pile-column bridge pier: be the general designation of stake formula, queen post, single-columned pier, adopt pours into steel concrete construction on the spot, also adopts splicing prefabricated components, or driven pile is formed framed bent formula pier.
Number of patent application: 201310420662.X discloses a kind of tubular concrete bridge pier, the invention provides a kind of tubular concrete bridge pier, is made up of pier stud lower end segment body, more than one pier stud standard knot segment body and pier stud upper end segment body; Pier stud lower end segment body is placed on ground, and the upper end of pier stud lower end segment body is connected with the lower end of pier stud standard knot segment body assembly, and the upper end of pier stud standard knot segment body assembly is connected with the lower end of pier stud upper end segment body.The Advantageous Effects of this structure is: reduce concrete consumption than traditional solid bridge pier, meets the demand of energy-saving and emission-reduction while improving economy; Adopt pretensioned precast element, effectively can improve the cracking resistance of pier stud; Adopt steel beam column between bridge pier sections, effectively improve the safety of bridge pier structure under geological process.The shortcoming of this structure is that construction is complicated, and bridge pier is leveling not easily, and pier shaft is poor with the bonding strength on basis, and when bearing horizontal loading or uplift resistance, pier shaft easily produces cracking with the connecting portion on basis to be caused destroying.
Number of patent application: 201320571705.X discloses a kind of box concrete pier, is made up of pier stud lower end segment body, pier stud standard knot segment body assembly and pier stud upper end segment body; Pier stud lower end segment body is placed on ground, and the upper end of pier stud lower end segment body is connected with the lower end of pier stud standard knot segment body assembly, and the upper end of pier stud standard knot segment body assembly is connected with the lower end of pier stud upper end segment body; Pier stud standard knot segment body assembly is made up of 1 to 20 pier stud standard knot segment body 1.The beneficial effect of this structure has: the mode adopting hollow box-type section, meets the demand of energy-saving and emission-reduction while improving economy; Adopt pretensioned precast element, the effective cracking resistance improving pier stud; Pier stud standard knot segment body, pier stud lower edge segment body are prefabrication, can improve component quality, increase the durability of bridge pier.The shortcoming of this structure is that construction is complicated, and bridge pier is leveling not easily, and pier shaft is poor with the bonding strength on basis, and when bearing horizontal loading or uplift resistance, pier shaft easily produces cracking with the connecting portion on basis to be caused destroying.
Number of patent application: 201110396034.3 disclose a kind of precast prestressed concrete pier of steel tube, comprises bottom bridge pier section and prefabricated section of multiple tops bridge pier; Bottom bridge pier section is cast in situs encased structures; Prefabricated section of multiple tops bridge pier is end to end successively and be arranged on the upper end of bottom bridge pier section, and is provided with a branch of prestressed strand in prestressed pore passage in the bridge pier section of bottom on all prestressed pore passages and prefabricated section of corresponding top bridge pier.The precast prestressed concrete pier of steel tube of this invention is that prefabricated section of bridge pier bridge abutment integral being divided into certain length is prefabricated in the factory, and be transported to on-site hoisting, assembling, then be utilize prestressed strand Shi Hanzhang, the connection between prefabricated section of each bridge pier is strengthened, therefore, it is possible to ensure the globality of bridge pier with this.The shortcoming of this structure is complicated construction technique, long construction period, and the bonding strength of precast pier is poor.
Number of patent application: 200710049308.5 disclose a kind of steel-pipe concrete assembled pier, the two ends of its longitudinal bracing are fixedly connected with the girder of bridge, cushion cap respectively, longitudinal bracing system comprises at least one support unit, support unit comprises at least four along the spaced steel core concrete column of bridge vertical and horizontal, and builds formation lattice column by the support be fixedly connected with it.The shortcoming of this invention is complex structure, and difficulty of construction is large, and steel consumption is large, construction cost is high.
Utility model content
The utility model is to overcome deficiency of the prior art, a kind of pile-column concrete hollow pile bridge pier structure is provided, this structure uses concrete hollow pile as bridge pier, concrete hollow pile bridge pier uses flange to be connected with foundation platform, pier cap beam, the bonding strength of bridge pier can be ensured, improve its bearing capacity and stability.
The utility model for achieving the above object, be achieved through the following technical solutions, a kind of pile-column concrete hollow pile bridge pier structure, it is characterized in that: comprise concrete hollow pile bridge pier, bridge pad, pier cap beam and foundation platform, described concrete hollow pile bridge pier lower end is provided with flange, flange is provided with prepared screw-bolt hole, described flange is connected with foundation platform, described flange and foundation platform are placed in cast-in-situ concrete, described bridge pad upper and lower surface is respectively equipped with bridge pad upper steel plate and bridge pad lower steel plate, described concrete hollow pile bridge pier upper end is provided with flange, described flange is connected with bridge pad lower steel plate, described bridge pad upper steel plate is connected with pier cap beam.
The both sides on described concrete hollow pile bridge pier bottom and top are arranged with respectively and thicken skirtboard and pile end plate, described thickening skirtboard and pile end plate and flange affixed.Described flange and thickening skirtboard are connected with triangle floor.
Foundation anchor bolt is embedded with in described foundation platform, described foundation anchor bolt is connected with leveling nut, the setting position of foundation anchor bolt is corresponding with flange prepared screw-bolt hole position, and run through flange prepared screw-bolt hole, after described flange is placed in leveling nut upper surface, described foundation anchor bolt screws in hold-down nut again, cushion cap preformed hole is provided with in described foundation platform, lock pin reinforcing cage is provided with in described cushion cap preformed hole, described lock pin reinforcing cage one end is placed in foundation platform, the other end is placed in concrete hollow pile bridge pier hollow position, described flange, thicken skirtboard and lock pin reinforcing cage and concrete hollow pile bridge pier and form pile-column concrete hollow pile pier footing structure by cast-in-situ concrete is fixing.
Be provided with bent cap crab-bolt in described pier cap beam, bent cap crab-bolt position is corresponding with the bolt hole position of bridge pad upper steel plate, and described bent cap crab-bolt is affixed by nut through the bolt hole of bridge pad upper steel plate.
Described concrete hollow pile bridge pier is elongated structure or is formed by connecting by more piece stake, and described concrete hollow pile bridge pier is PHC pile tube, PC pile tube, PRC stake, TSC stake, hollow square pile.
Beneficial effect: concrete hollow pile bridge pier can greatly save concrete and rolled steel dosage, concrete hollow pile bridge pier can being prefabricated in the factory be produced, bridge pier length can accurately control, steady quality is reliable, and the bearing capacity of bridge pier can be improved, very big saving construction period, concrete hollow pile bridge pier and foundation platform use flange and lock pin reinforcing cage and cast-in-situ concrete is connected, the bonding strength of bridge pier can be ensured, improve its stability, in addition, concrete hollow pile bridge pier is adopted also can to do Bridge Landscape easily.
Accompanying drawing explanation
Fig. 1 is structural facades schematic diagram of the present utility model;
Fig. 2 is concrete hollow pile pier footing structural representation;
Fig. 3 is concrete hollow pile bridge pier structure schematic diagram;
Fig. 4 is bridge pad structural representation;
Fig. 5 is that concrete hollow pile bridge pier is connected detail drawing A with basis;
Fig. 6 is that concrete hollow pile bridge pier is connected detail drawing B with bent cap;
Fig. 7 is that concrete hollow pile bridge pier is connected top view with flange;
Fig. 8 is the elevational schematic view that concrete hollow pile bridge pier is fixedly connected with pier cap beam.
In figure: 1-foundation platform, 2-foundation anchor bolt, 3-lock pin reinforcing cage, 4-cushion cap preformed hole, 5-concrete hollow pile bridge pier, 6-thickeies skirtboard, 7-pile end plate, 8-flange, 9-floor, 10-prepared screw-bolt hole, 11-hold-down nut, 12-leveling nut, 13-cast-in-situ concrete, 14-bridge pad lower steel plate, 15-bridge pad, 16-bridge pad upper steel plate, 17-bent cap crab-bolt, 18-pier cap beam.
Detailed description of the invention
Below in conjunction with preferred embodiment, to the detailed description of the invention provided according to the utility model, details are as follows: embodiment
Refer to accompanying drawing, compared with prior art, the utility model provides a kind of pile-column concrete hollow pile bridge pier structure, comprise concrete hollow pile bridge pier 5, bridge pad 15, pier cap beam 18 and foundation platform 1, described concrete hollow pile bridge pier lower end is provided with flange 8, flange is provided with prepared screw-bolt hole 10, described flange is connected with foundation platform, described flange and foundation platform are placed in cast-in-situ concrete 13, described bridge pad upper and lower surface is respectively equipped with bridge pad upper steel plate 16 and bridge pad lower steel plate 14, described concrete hollow pile bridge pier upper end is provided with flange, described flange is connected with bridge pad lower steel plate, described bridge pad upper steel plate is connected with pier cap beam 18.The both sides on described concrete hollow pile bridge pier bottom and top are arranged with respectively and thicken skirtboard 6 and pile end plate 7, described thickening skirtboard and pile end plate and flange affixed.Described flange and thickening skirtboard are connected with triangle floor 9.Foundation anchor bolt 2 is embedded with in described foundation platform, described foundation anchor bolt is connected with leveling nut 12, the setting position of foundation anchor bolt is corresponding with flange prepared screw-bolt hole position, and run through flange prepared screw-bolt hole, after described flange is placed in leveling nut upper surface, described foundation anchor bolt screws in hold-down nut 11 again, cushion cap preformed hole 4 is provided with in described foundation platform, lock pin reinforcing cage 3 is provided with in described cushion cap preformed hole, described lock pin reinforcing cage one end is placed in foundation platform, the other end is placed in concrete hollow pile bridge pier hollow position, described flange, thicken skirtboard, triangle floor and lock pin reinforcing cage and concrete hollow pile bridge pier form pile-column concrete hollow pile pier footing structure by cast-in-situ concrete 13 is fixing.Be provided with bent cap crab-bolt 17 in described pier cap beam, bent cap crab-bolt position is corresponding with the bolt hole position of bridge pad upper steel plate, and described bent cap crab-bolt is affixed by nut through the bolt hole of bridge pad upper steel plate.Described concrete hollow pile bridge pier is elongated structure or is formed by connecting by more piece stake, and described concrete hollow pile bridge pier is PHC pile tube, PC pile tube, PRC stake, TSC stake, hollow square pile.
Adopt the construction technology process of pile-column concrete hollow pile bridge pier structure:
(1) be prefabricated in the factory concrete hollow pile bridge pier 5, and concrete hollow pile bridge pier both sides are established pile end plate 7 and thickeied skirtboard 6, and at factory process flange 8 and floor 9.
(2) concrete hollow pile bridge pier that is prefabricated and that process, flange, floor are transported to job site, flange 8 is connected on concrete hollow pile bridge pier both sides pile end plate 7 at the construction field (site), and at flange and thicken and skirtboard welds floor 9 reinforce.
(3) construction pier footing and foundation platform 1, in foundation platform, pre-buried 8 stone bolt, leave cushion cap preformed hole 4, and are provided with lock pin reinforcing cage 3 in foundation platform, and lock pin reinforcing cage lower end is embedded in foundation platform, and upper end is exposed and exceeded foundation platform.
(4) on stone bolt, leveling nut 12 is screwed into, hang in concrete hollow pile bridge pier 5 and be placed on leveling nut by flange prepared screw-bolt hole 10, lock pin reinforcing cage 3 is inserted into concrete hollow pile bridge pier hollow position, stone bolt is screwed into hold-down nut 11, by regulating leveling nut 12, the verticality of concrete hollow pile bridge pier 5 is regulated.
(5), after concrete hollow pile bridge pier 5 is installed and stablized, cast-in-situ concrete 13 above foundation platform, is embedded in steel beam column such as flange 8, thickening skirtboard 6, floor 9, lock pin reinforcing cages 3 in concrete.
(6) on concrete hollow pile bridge pier 5, install bridge pad 15, bridge pad lower steel plate 14 uses bolt to be connected with concrete hollow pile bridge pier flange 8.
(7) construct pier cap beam 18 and in pier cap beam pre-buried bent cap crab-bolt 17, bent cap crab-bolt position is corresponding with bridge pad upper steel plate 16 bolt hole position, is screwed into nut is fixed in bent cap crab-bolt lower end, completes a concrete hollow pile Bridge Pier Construction.
Refer to accompanying drawing 8, when concrete hollow pile bridge pier is fixedly connected with pier cap beam, pier cap beam can be stretched in concrete hollow pile bridge pier upper end, be connected with bent cap crab-bolt by its upper flange plate, connect after-pouring concrete and concrete hollow pile bridge pier upper end is embedded in pier cap beam.
Above-mentioned detailed description of this kind of pile-column concrete hollow pile bridge pier structure being carried out with reference to embodiment; illustrative instead of determinate; several embodiments can be listed according to institute's limited range; therefore in the change do not departed under the utility model general plotting and amendment, should belong within protection domain of the present utility model.
Claims (5)
1. a pile-column concrete hollow pile bridge pier structure, it is characterized in that: comprise concrete hollow pile bridge pier, bridge pad, pier cap beam and foundation platform, described concrete hollow pile bridge pier lower end is provided with flange, flange is provided with prepared screw-bolt hole, described flange is connected with foundation platform, described flange and foundation platform are placed in cast-in-situ concrete, described bridge pad upper and lower surface is respectively equipped with bridge pad upper steel plate and bridge pad lower steel plate, described concrete hollow pile bridge pier upper end is provided with flange, described flange is connected with bridge pad lower steel plate, described bridge pad upper steel plate is connected with pier cap beam.
2. pile-column concrete hollow pile bridge pier structure according to claim 1, it is characterized in that: the both sides on described concrete hollow pile bridge pier bottom and top are arranged with respectively and thicken skirtboard and pile end plate, described thickening skirtboard and pile end plate and flange affixed, described flange is connected with triangle floor with thickening on skirtboard.
3. pile-column concrete hollow pile bridge pier structure according to claim 2, it is characterized in that: in described foundation platform, be embedded with foundation anchor bolt, described foundation anchor bolt is connected with leveling nut, the setting position of foundation anchor bolt is corresponding with flange prepared screw-bolt hole position, and run through flange prepared screw-bolt hole, after described flange is placed in leveling nut upper surface, described foundation anchor bolt screws in hold-down nut again, cushion cap preformed hole is provided with in described foundation platform, lock pin reinforcing cage is provided with in described cushion cap preformed hole, described lock pin reinforcing cage one end is placed in foundation platform, the other end is placed in concrete hollow pile bridge pier hollow position, described flange, thicken skirtboard and lock pin reinforcing cage and concrete hollow pile bridge pier and form pile-column concrete hollow pile pier footing structure by cast-in-situ concrete is fixing.
4. pile-column concrete hollow pile bridge pier structure according to claim 1, it is characterized in that: in described pier cap beam, be provided with bent cap crab-bolt, bent cap crab-bolt position is corresponding with the bolt hole position of bridge pad upper steel plate, and described bent cap crab-bolt is affixed by nut through the bolt hole of bridge pad upper steel plate.
5. pile-column concrete hollow pile bridge pier structure according to claim 1, it is characterized in that: described concrete hollow pile bridge pier is elongated structure or is formed by connecting by more piece stake, described concrete hollow pile bridge pier is PHC pile tube, PC pile tube, PRC stake, TSC stake, hollow square pile.
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Cited By (10)
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CN104404869A (en) * | 2014-11-26 | 2015-03-11 | 天津港航工程有限公司 | Pile column type concrete hollow pile pier structure |
CN105113389A (en) * | 2015-09-18 | 2015-12-02 | 河海大学 | Assembled type bridge pier column member with steel-concrete composite structure |
CN105297759A (en) * | 2015-10-28 | 2016-02-03 | 中国地质大学(武汉) | Framework structure of pile and pillar bearing platform |
CN108316131A (en) * | 2018-04-17 | 2018-07-24 | 苏交科集团(甘肃)交通规划设计有限公司 | A kind of precast block formula full prestressing pier structure and its method of construction |
CN109853365A (en) * | 2019-03-18 | 2019-06-07 | 北京工业大学 | A kind of high pier construction of modularization prefabrication and assembly construction based on high-strength bolt connection and production method |
CN110387822A (en) * | 2019-06-25 | 2019-10-29 | 浙江欣捷建设有限公司 | Cast-in-place Bent Cap assembled steel pipe holder and its construction method |
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CN111691309A (en) * | 2020-07-07 | 2020-09-22 | 郑琼华 | Method for connecting bridge pier and cross beam of bridge |
CN111719414A (en) * | 2020-07-07 | 2020-09-29 | 郑琼华 | Internal welding and external pouring type bridge pier and beam connection structure and beam and bridge pier butt joint method |
CN113047331A (en) * | 2021-03-19 | 2021-06-29 | 中交第二航务工程勘察设计院有限公司 | Modular breakwater dyke head navigation light stake foundation structure |
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2014
- 2014-11-26 CN CN201420725619.4U patent/CN204282199U/en active Active
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
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CN104404869A (en) * | 2014-11-26 | 2015-03-11 | 天津港航工程有限公司 | Pile column type concrete hollow pile pier structure |
CN105113389A (en) * | 2015-09-18 | 2015-12-02 | 河海大学 | Assembled type bridge pier column member with steel-concrete composite structure |
CN105297759A (en) * | 2015-10-28 | 2016-02-03 | 中国地质大学(武汉) | Framework structure of pile and pillar bearing platform |
CN108316131A (en) * | 2018-04-17 | 2018-07-24 | 苏交科集团(甘肃)交通规划设计有限公司 | A kind of precast block formula full prestressing pier structure and its method of construction |
CN109853365A (en) * | 2019-03-18 | 2019-06-07 | 北京工业大学 | A kind of high pier construction of modularization prefabrication and assembly construction based on high-strength bolt connection and production method |
CN110387822A (en) * | 2019-06-25 | 2019-10-29 | 浙江欣捷建设有限公司 | Cast-in-place Bent Cap assembled steel pipe holder and its construction method |
CN110387822B (en) * | 2019-06-25 | 2024-04-26 | 浙江欣捷建设有限公司 | Cast-in-situ bent cap assembly type steel pipe support and construction method thereof |
CN110644353A (en) * | 2019-10-08 | 2020-01-03 | 山东省交通规划设计院 | Energy-consuming and shock-absorbing corrugated steel pipe-rubber concrete assembled pier and method |
CN111691309A (en) * | 2020-07-07 | 2020-09-22 | 郑琼华 | Method for connecting bridge pier and cross beam of bridge |
CN111719414A (en) * | 2020-07-07 | 2020-09-29 | 郑琼华 | Internal welding and external pouring type bridge pier and beam connection structure and beam and bridge pier butt joint method |
CN111691309B (en) * | 2020-07-07 | 2021-11-05 | 中交(临沂)建筑科技有限公司 | Method for connecting bridge pier and cross beam of bridge |
CN113047331A (en) * | 2021-03-19 | 2021-06-29 | 中交第二航务工程勘察设计院有限公司 | Modular breakwater dyke head navigation light stake foundation structure |
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