CN210458914U - Connecting structure of prefabricated bridge pier stud and capping beam - Google Patents
Connecting structure of prefabricated bridge pier stud and capping beam Download PDFInfo
- Publication number
- CN210458914U CN210458914U CN201920888793.3U CN201920888793U CN210458914U CN 210458914 U CN210458914 U CN 210458914U CN 201920888793 U CN201920888793 U CN 201920888793U CN 210458914 U CN210458914 U CN 210458914U
- Authority
- CN
- China
- Prior art keywords
- bridge pier
- pier stud
- bent cap
- connection
- concrete
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Bridges Or Land Bridges (AREA)
Abstract
The utility model relates to a connection structure of prefabricated bridge pier stud and bent cap, the top of bridge pier stud is equipped with the concrete arch, bridge pier stud top still is equipped with the longitudinal reinforcement that stretches out, the bent cap is at the pre-buried vertical reinforcement of the region of connection that corresponds with the bridge pier stud, and the grout hole is reserved to the region of connection that bent cap and bridge pier stud correspond, and wet seam between bridge pier stud and the bent cap adopts the ultra-high performance concrete to pour once at the scene and forms, is connected the longitudinal reinforcement of bridge pier stud and the pre-buried vertical reinforcement anchor of bent cap through the ultra-high performance concrete. The utility model discloses connection structure's simple structure, construction convenience, save time limit for a project, the durability is good, has good economic nature.
Description
Technical Field
The utility model relates to a bridge technical field, more specifically say, relate to a connection structure of prefabricated bridge pier stud and bent cap.
Background
The assembled bridge can not only ensure the engineering quality, but also accelerate the construction speed and reduce the environmental pollution, so the assembled bridge technology has wide application prospect.
The node connection of the assembled bridge is always an engineering problem, and the common connection modes of the pier stud and the bent cap comprise connection modes such as bonding post-tensioned prestressed rib connection, grouting sleeve connection, grouting metal corrugated pipe connection and the like at present, but the connection modes have complex processes and very high requirements on site construction precision, so that the site construction is inconvenient, and the quality of the node connection is not well controlled.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model lies in providing a connection structure of simple structure, the convenient prefabricated bridge pier stud of construction and bent cap.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a connection structure of prefabricated bridge pier stud and bent cap, the top of bridge pier stud is equipped with the concrete arch, bridge pier stud top is equipped with the longitudinal reinforcement that stretches out, the bent cap is at the pre-buried vertical reinforcement of the region of connection that corresponds with the bridge pier stud, and the bent cap corresponds the region of connection with the bridge pier stud and reserves the grout hole, and wet seam between bridge pier stud and the bent cap adopts the ultra-high performance concrete to pour at the scene once and forms, is connected the longitudinal reinforcement of bridge pier stud and the pre-buried vertical reinforcement anchor of bent cap through the ultra-high performance concrete.
In the scheme, a steel template is arranged at the joint of the bridge pier column and the cover beam, and 2-4 grout outlet holes are reserved in the upper portion of the template.
In the above scheme, the bridge pier is a precast concrete pier, and the cross section of the bridge pier is circular or rectangular.
In the scheme, the cross section of the concrete bulge reserved in the middle area of the bridge pier column is circular or rectangular.
Implement the utility model discloses a connection structure of prefabricated bridge pier stud and bent cap has following beneficial effect:
the ultra-high performance concrete has the characteristics of self-leveling and self-compacting, and a wet joint can be poured and compacted during field construction. And the anchoring force of the ultrahigh-performance concrete and the steel bars is strong, the length of the reserved steel bars is short, and the workload of field construction operation is reduced. The utility model discloses connection structure's simple structure, construction convenience, save time limit for a project, the durability is good, has good economic nature.
Drawings
The invention will be further explained with reference to the drawings and examples, wherein:
FIG. 1 is a schematic view of a connection structure of a prefabricated bridge pier stud and a bent cap of the present invention;
fig. 2 is a sectional view a-a of fig. 1.
Detailed Description
In order to clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will be described in detail with reference to the accompanying drawings.
As shown in fig. 1 and 2, the utility model discloses a connection structure of prefabricated bridge pier stud 1 and bent cap 2 includes bridge pier stud 1, bent cap 2, the wet seam of ultra-high performance concrete and bent cap 2 and bridge pier stud 1's connection structure.
The longitudinal steel bars 3 at the top end of the bridge pier stud 1 are all extended out, and the extension length of the steel bars meets the steel bar anchoring requirement. And stirrups 4 are arranged on the outer sides of the longitudinal steel bars 3. Concrete bulges 9 are reserved in the middle area of the top end of the bridge pier stud 1. The bridge pier column 1 is a precast concrete pier, the cross section of the bridge pier column 1 is a circular cross section, and the diameter of the bridge pier column is 1000 mm; the concrete bulge 9 reserved in the middle area of the bridge pier stud 1 is a cylinder, the height of the bulge is 800mm, and the diameter is 500 mm. The longitudinal steel bar 3 of the bridge pier column 1 is 15 phi 25, and the reserved length is 500 mm.
The bent cap 2 corresponds pre-buried vertical reinforcement 5 in connection area with bridge pier stud 1, and the extension length of reinforcing bar satisfies the reinforcing bar anchor requirement. And reserving grouting holes 6 in the corresponding connection areas of the bent cap 2 and the bridge pier stud 1, wherein the diameter of the reserved grouting holes 6 is 50 mm. The height of the cross section of the precast capping beam 2 is 1200mm and the width is 1000 mm. The embedded steel bar of the bent cap 2 is 14 phi 25.
The wet joint 7 is formed by pouring ultrahigh-performance concrete at one time on site, and the longitudinal steel bars 3 of the bridge pier stud 1 and the embedded steel bars 4 of the bent cap 2 are connected in an anchoring mode through the ultrahigh-performance concrete. The mechanical properties of the ultra-high performance concrete are as follows: the standard value of the compressive strength of 1 day is more than 80MPa, the standard value of the compressive strength of 28 days is 150MPa, and the standard value of the tensile strength is 8.5 MPa. The ultra-high performance concrete is an existing product, and belongs to the prior art. The ultrahigh-performance concrete flows into the connecting node of the bridge pier stud 1 and the bent cap 2 through the reserved grouting hole 6 in the bent cap 2. The ultra-high performance concrete has the characteristics of self-leveling and self-compacting, the wet joint 7 can be poured compactly, and the anchoring force of the ultra-high performance concrete and the reinforcing steel bar is extremely strong.
While the embodiments of the present invention have been described with reference to the accompanying drawings, the present invention is not limited to the above-described embodiments, which are merely illustrative and not restrictive, and many modifications may be made by one skilled in the art without departing from the spirit and scope of the present invention as defined in the appended claims.
Claims (4)
1. The utility model provides a connection structure of prefabricated bridge pier stud and bent cap, a serial communication port, the top of bridge pier stud is equipped with the concrete arch, bridge pier stud top is equipped with the longitudinal reinforcement that stretches out, the bent cap is at the pre-buried vertical reinforcement of the region of connection that corresponds with the bridge pier stud, and the grout hole is reserved with the corresponding region of connection of bridge pier stud to the bent cap, and wet seam between bridge pier stud and the bent cap adopts the ultra high performance concrete to form at the on-the-spot pouring once, is connected the longitudinal reinforcement of bridge pier stud and the pre-buried vertical reinforcement anchor of bent cap through the ultra high performance concrete.
2. The connecting structure of the precast bridge pier column and the capping beam according to claim 1, wherein a steel formwork is arranged at the joint of the bridge pier column and the capping beam, and 2-4 grout outlet holes are reserved in the upper portion of the steel formwork.
3. The structure for connecting a precast bridge pier stud and a capping beam according to claim 1, wherein the bridge pier stud is a precast concrete pier, and the cross section of the bridge pier stud is circular or rectangular.
4. The connecting structure of the precast bridge pier column and the capping beam according to claim 1, wherein the cross section of the concrete bulge reserved in the middle area of the bridge pier column is circular or rectangular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920888793.3U CN210458914U (en) | 2019-06-13 | 2019-06-13 | Connecting structure of prefabricated bridge pier stud and capping beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920888793.3U CN210458914U (en) | 2019-06-13 | 2019-06-13 | Connecting structure of prefabricated bridge pier stud and capping beam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210458914U true CN210458914U (en) | 2020-05-05 |
Family
ID=70440500
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920888793.3U Active CN210458914U (en) | 2019-06-13 | 2019-06-13 | Connecting structure of prefabricated bridge pier stud and capping beam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210458914U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111691310A (en) * | 2020-07-07 | 2020-09-22 | 郑琼华 | Bridge construction method |
| CN111962381A (en) * | 2020-09-11 | 2020-11-20 | 福州大学 | Double-diabolo-shaped steel-concrete combined pier-beam connecting structure and construction method thereof |
| CN112030720A (en) * | 2020-08-21 | 2020-12-04 | 中交第二公路勘察设计研究院有限公司 | Prefabricated bent cap and pier stud socket type connecting structure and construction method |
| CN113123213A (en) * | 2020-01-10 | 2021-07-16 | 中国国家铁路集团有限公司 | Connecting structure between precast concrete beam and pier column and construction method |
-
2019
- 2019-06-13 CN CN201920888793.3U patent/CN210458914U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113123213A (en) * | 2020-01-10 | 2021-07-16 | 中国国家铁路集团有限公司 | Connecting structure between precast concrete beam and pier column and construction method |
| CN111691310A (en) * | 2020-07-07 | 2020-09-22 | 郑琼华 | Bridge construction method |
| CN112030720A (en) * | 2020-08-21 | 2020-12-04 | 中交第二公路勘察设计研究院有限公司 | Prefabricated bent cap and pier stud socket type connecting structure and construction method |
| CN111962381A (en) * | 2020-09-11 | 2020-11-20 | 福州大学 | Double-diabolo-shaped steel-concrete combined pier-beam connecting structure and construction method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210458914U (en) | Connecting structure of prefabricated bridge pier stud and capping beam | |
| CN106869017B (en) | A kind of the precast assembly bridge pier-cushion cap node connection type and its practice of pier bottom setting flexible layer | |
| CN109487686A (en) | A kind of unit construction bridge panel transverse joint using UHPC grouting material | |
| CN100999913B (en) | Node of steel tube concrete pole and steel reinforced concrete beam and processing method thereof | |
| CN101215855A (en) | Combination beam | |
| CN201661009U (en) | Concrete-filled square steel tubular column | |
| CN102116075B (en) | Novel joint prepared from cement grout and steel bars | |
| CN209443766U (en) | Pouring model for building | |
| CN212670274U (en) | Cast-in-place seam structure of super high performance concrete beam slab with pre-buried reinforced steel plate | |
| CN109208825A (en) | A kind of assembled arthitecutral structure convenient for docking and being in the milk | |
| CN208763204U (en) | A kind of vertical connecting structure of low layer assembled architecture prefabricated panel | |
| CN208293400U (en) | A kind of ultra-high performance concrete-part girder steel combination bent cap | |
| CN106149878A (en) | Attachment structure at concrete frame structure prefabricated post and beam slab node and method | |
| CN109537775A (en) | The method for preparing assembly concrete shear wall using local corrugated thin-wall steel pipe | |
| CN204691081U (en) | Containing constraint bellows reinforcement lapping connection component with ribbing | |
| CN106149877A (en) | Docking structure at concrete frame structure prefabricated post and beam slab node and method | |
| CN103147438A (en) | Cast-in-place post-tensioning method-based I-shaped support pile and manufacturing method of support pile | |
| CN200999389Y (en) | Panel point for steel pipe concrete column and reinforced concrete beam | |
| CN207032010U (en) | A kind of assembled solid steel tube constrains armored concrete pillar height pier | |
| CN206359882U (en) | A kind of assembled solid steel tube constrains reinforced column squat pier | |
| CN105625571B (en) | The precast concrete bean column node of strength prestressed muscle in a kind of use | |
| CN210508061U (en) | Improved generation connection structure suitable for steel bar connection between assembled concrete member | |
| CN204456088U (en) | Solid square pile end plate pile joint | |
| CN207193949U (en) | A kind of pile for prestressed pipe of convenient construction | |
| CN211736420U (en) | Concrete windowsill coping combination formula construction structures |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |