CN203429551U - Cast-in-situ reverse T-shaped bent cap and bridge pier - Google Patents
Cast-in-situ reverse T-shaped bent cap and bridge pier Download PDFInfo
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- CN203429551U CN203429551U CN201320567361.5U CN201320567361U CN203429551U CN 203429551 U CN203429551 U CN 203429551U CN 201320567361 U CN201320567361 U CN 201320567361U CN 203429551 U CN203429551 U CN 203429551U
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- inverted
- cast
- lower baffle
- baffle plate
- bridge pier
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Abstract
The utility model discloses a cast-in-situ reverse T-shaped bent cap and a bridge pier. The cast-in-situ reverse T-shaped bent cap comprises a rigid framework and a concrete structure poured in the rigid framework, wherein the rigid framework comprises a lower baffle, an upper baffle, a connecting plate and two lateral baffles; the lower baffle, the upper baffle and the connecting plate are connected to form an I-beam structure; the two lateral baffles are respectively arranged on the two sides of the lower baffle and extend upwards. The bridge pier comprises an upright and the cast-in-situ reverse T-shaped bent cap, and the reverse T-shaped bent cap is arranged on the upright. The cast-in-situ reverse T-shaped bent cap and the bridge pier are convenient to construct, brackets are not required to be arranged or a few brackets are arranged, and the bent cap and the bridge pier have relatively small interference to ground transportation.
Description
Technical field
The utility model relates to the technical field of bridge construction, relates in particular to a kind of Cast-in-situs type Inverted T beam and bridge pier.
Background technology
At home, bridge coping adopts formwork erection on support or bracket, the structural shapes such as the steel concrete bent cap of on-the-spot assembling reinforcement, cast-in-situ concrete or pre-stressed concrete coping conventionally.
Along with social development, the bent cap of traditional approach and bridge pier and Bridge Pier Construction technique thereof can not meet people gradually to requirements such as safety, civilization, rapid construction, the interference of minimizing Construction on Ground road traffic.
Therefore, those skilled in the art is devoted to develop a kind of easy construction, can support be set or a small amount of support is set, and traffic above-ground is disturbed to less Cast-in-situs type Inverted T beam and bridge pier.
Utility model content
Because the above-mentioned defect that prior art exists, the utility model provides a kind of easy construction, can support be set or a small amount of support is set, and traffic above-ground is disturbed to less Cast-in-situs type Inverted T beam and bridge pier.
For achieving the above object, the utility model provides a kind of Cast-in-situs type Inverted T beam, comprise rigid backbone and be cast in the concrete structure in described rigid backbone, it is characterized in that: described rigid backbone comprises lower baffle plate, overhead gage, junction plate and side shield, described lower baffle plate, overhead gage and junction plate are connected to form i-beam structure, described side shield is two, be separately positioned on the dual-side of described lower baffle plate and upward and extend, described lower baffle plate, overhead gage, the length of junction plate and side shield is all identical with the length of described Inverted T beam, the width of described lower baffle plate is identical with the bottom width of described Inverted T beam, described junction plate height is identical with described Inverted T beam whole height, the lug boss upper surface width of the width of described overhead gage and described Inverted T beam is identical, the height of described side shield is identical with the flank height of described Inverted T beam.
Preferably, on described lower baffle plate, offer the preformed hole for inserting for the extended anchor bar of column end face.
Preferably, the utility model also comprises the some L-types steel plate of putting more energy into, and the described L-type steel plate of putting more energy into is vertically plugged on described lower baffle plate and described junction plate.
Preferably, described L-type is put more energy on steel plate and is offered some through holes.
Preferably, described lower baffle plate, overhead gage and/or side shield have extended to form crab-bolt towards bent cap inside.
The utility model also proposes a kind of bridge pier, comprises column and Inverted T beam, and described Inverted T beam is arranged on described column.Wherein, described Inverted T beam is above-mentioned Cast-in-situs type Inverted T beam, the end face of described column is provided with a perforate steel facing, described perforate steel facing is fixedly connected with described lower baffle plate, described end face extends upward anchor bar, and described anchor bar is through the concrete structure anchor connection in described perforate steel facing and described preformed hole and described rigid backbone.
The main beneficial effect that Cast-in-situs type Inverted T beam of the present utility model and bridge pier have is as follows:
1. the rigid-skeleton better performances of Cast-in-situs type Inverted T beam of the present utility model, there is higher rigidity, tension, compressive property are better, can save the consumption of stirrup in the required reinforcing bar in bent cap top, bottom and bent cap, and rigid backbone can be as the mould of concreting structure, greatly reduce the quantity of required template and support while building, the interference that is conducive to rapid construction and reduces Construction on Ground traffic.
2. bridge pier of the present utility model has adopted above-mentioned Cast-in-situs type Inverted T beam, the beneficial effect not only with above-mentioned Cast-in-situs type Inverted T beam, also improved pillar construction, at column end face, add perforate steel facing, be convenient to lift rigid backbone on column time, be welded and fixed with rigid backbone, realize the temporary consolidation of column and bent cap, while realizing construction, can support be set or a small amount of support is set, further improve efficiency of construction and reduce the interference to traffic above-ground.
3. Bridge Pier Construction technique of the present utility model has disclosed the construction method of above-mentioned Cast-in-situs type Inverted T beam and bridge pier, this technological operation is simple and convenient, above-mentioned Cast-in-situs type Inverted T beam and bridge pier structure can have been constructed well, there is the construction period short, little to ambient influnence, the advantages such as reliable in quality.In addition, because rigid backbone has higher rigidity, structure is lighter, can on-the-spot disposable integral lifts to column top, to carry out connecting fast fixed, can support be set or a small amount of support is set during construction; Steel frame is held concurrently as template when concreting, and easy construction is disturbed less to traffic above-ground.
Below with reference to accompanying drawing, the technique effect of design of the present utility model, concrete structure and generation is described further, to understand fully the purpose of this utility model, feature and effect.
Accompanying drawing explanation
Fig. 1 is the structural representation of the Cast-in-situs type Inverted T beam of embodiment mono-.
Fig. 2 is the A-A cross-sectional view of Fig. 1.
Fig. 3 is the cross-sectional structure schematic diagram of the rigid backbone of embodiment mono-.
Fig. 4 is the structural representation of the bridge pier of embodiment bis-.
Fig. 5 is the B-B cross-sectional view of Fig. 4.
Fig. 6 is the C-C cross-sectional view of Fig. 5.
The specific embodiment
Embodiment 1:
Fig. 1 is the structural representation of the Cast-in-situs type Inverted T beam of embodiment mono-, the A-A cross-sectional view that Fig. 2 is Fig. 1.As depicted in figs. 1 and 2, this specific embodiment proposes a kind of Cast-in-situs type Inverted T beam 100, comprises rigid backbone 110 and is cast in the concrete structure 120 in rigid backbone 110.Wherein, shown in Fig. 3, rigid backbone 110 comprises lower baffle plate 111, overhead gage 112, junction plate 113 and side shield 114, lower baffle plate 111, overhead gage 112 and junction plate 113 are connected to form i-beam structure, side shield 114 is two, be separately positioned on the dual-side of lower baffle plate 111 and upward and extend, lower baffle plate 111, overhead gage 112, the length of junction plate 113 and side shield 114 is all identical with the length of Inverted T beam 100, the width of lower baffle plate 111 is identical with the bottom width of Inverted T beam 100, junction plate 113 height are identical with Inverted T beam 100 whole heights, the lug boss 130 upper surface width of the width of overhead gage 112 and Inverted T beam 100 are identical, the height of side shield 114 is highly identical with the flank 140 of Inverted T beam 100.
As the further specific embodiment of the present embodiment, on lower baffle plate 111, offer the preformed hole (not shown) for inserting for the extended anchor bar of column end face.Lower baffle plate 111, overhead gage 112 and side shield 114 have extended to form crab-bolt 115 towards bent cap inside, exemplary, the present embodiment can adopt at each baffle plate inner surface welding cylindrical head weldering nail and be used as crab-bolt 115, is conducive to further improve the anchoring strength between steel frame and concrete structure.Exemplary, the rigid backbone of the present embodiment is full steel structure, the prefabricated excision forming of each baffle plate piece mounting design size, then at prefabricated scene or job site assemble again and form required rigid backbone, finally lift to after on column, then carry out building of concrete structure.
The further specific embodiment as the present embodiment, the present embodiment also comprises the some L-types steel plate 150 of putting more energy into, the L-type steel plate 150 of putting more energy into is vertically plugged on lower baffle plate 111 and junction plate 113, L-type is put more energy on steel plate 150 and is offered some through holes, conveniently wears reinforcing bar (reinforcing bar that the stain in Fig. 2 through hole wears after being).
Embodiment 2:
Fig. 4 is the structural representation of the bridge pier of embodiment bis-, the B-B cross-sectional view that Fig. 5 is Fig. 4, the C-C cross-sectional view that Fig. 6 is Fig. 5.As shown in Figures 4 to 6, the present embodiment proposes a kind of bridge pier, comprises column 200 and Inverted T beam 100, and Inverted T beam 100 is arranged on column 200.Wherein, Inverted T beam 100 is the Cast-in-situs type Inverted T beam described in embodiment mono-, the end face of column 200 is provided with a perforate steel facing 210, perforate steel facing 210 is fixedly connected with lower baffle plate 111, the end face of column 200 extends upward anchor bar 220, and anchor bar 220 is through concrete structure 120 anchor connections in perforate steel facing 210 and described preformed hole and rigid backbone 110.
The construction technology of bridge pier of the present utility model, by reference to the accompanying drawings shown in, comprise the following steps:
Step S101, in the rigid backbone 110 of prefabricated site prefabrication embodiment mono-, constructs the column 200 of described embodiment bis-at the construction field (site).
Step S102, is transported to job site by rigid backbone 110.
Step S103, adopts hanging device, at the construction field (site) rigid backbone 110 is lifted on column 200, and the anchor bar 220 on column 200 inserts in rigid backbone 110.
Step S104, is fixedly connected with the perforate steel facing 210 of column 200 end faces with the lower baffle plate 111 of rigid backbone 110, as adopted weld all around to be fixedly connected with, by rigid backbone 110 temporary consolidations on column.
Step S105, as concrete-pouring template, carries out building of concrete structure 120 by rigid backbone 110, forms described bridge pier.
By above construction sequence, can on-the-spot disposable integral lift to column top, carry out connecting fast fixed, support is not set can be realized column end face anchor bar and stretch into steel frame, form rigid backbone composite steel concrete bridge pier structure with the concrete structure of after-pouring, complete building of concrete structure, realize bent cap and column is rigidly connected, complete the construction of bridge pier.
Certainly, in specific embodiment, described rigid backbone tensioned prestressing bar etc. as required in the process of concreting structure, if bent cap length is long or construction needs also can be aided with a small amount of support and template, and construct according to the construction technology of formwork erection concreting on existing support or bracket, repeat no more herein.
More than describe preferred embodiment of the present utility model in detail.Should be appreciated that those of ordinary skill in the art just can make many modifications and variations according to design of the present utility model without creative work.Therefore, all technician in the art comply with design of the present utility model on the basis of existing technology by the available technical scheme of logical analysis, reasoning, or a limited experiment, all should be in the determined protection domain by claims.
Claims (6)
1. a Cast-in-situs type Inverted T beam, comprise rigid backbone and be cast in the concrete structure in described rigid backbone, it is characterized in that: described rigid backbone comprises lower baffle plate, overhead gage, junction plate and side shield, described lower baffle plate, overhead gage and junction plate are connected to form i-beam structure, described side shield is two, be separately positioned on the dual-side of described lower baffle plate and upward and extend, described lower baffle plate, overhead gage, the length of junction plate and side shield is all identical with the length of described Inverted T beam, the width of described lower baffle plate is identical with the bottom width of described Inverted T beam, described junction plate height is identical with described Inverted T beam whole height, the lug boss upper surface width of the width of described overhead gage and described Inverted T beam is identical, the height of described side shield is identical with the flank height of described Inverted T beam.
2. Cast-in-situs type Inverted T beam as claimed in claim 1, is characterized in that: on described lower baffle plate, offer the preformed hole for inserting for the extended anchor bar of column end face.
3. Cast-in-situs type Inverted T beam as claimed in claim 1, is characterized in that: also comprise the some L-types steel plate of putting more energy into, the described L-type steel plate of putting more energy into is vertically plugged on described lower baffle plate and described junction plate.
4. Cast-in-situs type Inverted T beam as claimed in claim 3, is characterized in that: described L-type is put more energy on steel plate and offered some through holes.
5. Cast-in-situs type Inverted T beam as claimed in claim 1, is characterized in that: described lower baffle plate, overhead gage and/or side shield have extended to form crab-bolt towards bent cap inside.
6. a bridge pier, comprises column and Inverted T beam, and described Inverted T beam is arranged on described column; It is characterized in that: described Inverted T beam is the Cast-in-situs type Inverted T beam described in claim 1-5 any one, the end face of described column is provided with a perforate steel facing, described perforate steel facing is fixedly connected with described lower baffle plate, described end face extends upward anchor bar, and described anchor bar is through the concrete structure anchor connection in described perforate steel facing and described preformed hole and described rigid backbone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320567361.5U CN203429551U (en) | 2013-09-13 | 2013-09-13 | Cast-in-situ reverse T-shaped bent cap and bridge pier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320567361.5U CN203429551U (en) | 2013-09-13 | 2013-09-13 | Cast-in-situ reverse T-shaped bent cap and bridge pier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203429551U true CN203429551U (en) | 2014-02-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320567361.5U Withdrawn - After Issue CN203429551U (en) | 2013-09-13 | 2013-09-13 | Cast-in-situ reverse T-shaped bent cap and bridge pier |
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| CN (1) | CN203429551U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103452039A (en) * | 2013-09-13 | 2013-12-18 | 上海市城市建设设计研究总院 | Cast-in-situ inverted-T-shaped bent cap and pier and pier construction process |
| CN105926427A (en) * | 2016-04-28 | 2016-09-07 | 四川省交通运输厅公路规划勘察设计研究院 | Pier and beam transitional connecting structure |
| CN113718620A (en) * | 2021-09-27 | 2021-11-30 | 上海市政工程设计研究总院（集团）有限公司 | Novel prefabricated inverted T shuttle type bent cap structure system |
-
2013
- 2013-09-13 CN CN201320567361.5U patent/CN203429551U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103452039A (en) * | 2013-09-13 | 2013-12-18 | 上海市城市建设设计研究总院 | Cast-in-situ inverted-T-shaped bent cap and pier and pier construction process |
| CN103452039B (en) * | 2013-09-13 | 2015-12-16 | 上海市城市建设设计研究总院 | Cast-in-situs type Inverted T beam and bridge pier and Bridge Pier Construction technique thereof |
| CN105926427A (en) * | 2016-04-28 | 2016-09-07 | 四川省交通运输厅公路规划勘察设计研究院 | Pier and beam transitional connecting structure |
| CN105926427B (en) * | 2016-04-28 | 2018-06-19 | 四川省交通运输厅公路规划勘察设计研究院 | Pier beam transition connecting construction |
| CN113718620A (en) * | 2021-09-27 | 2021-11-30 | 上海市政工程设计研究总院（集团）有限公司 | Novel prefabricated inverted T shuttle type bent cap structure system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140212 Effective date of abandoning: 20151216 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |