CN213267496U - Novel bearing platform and prefabricated pier connecting structure - Google Patents
Novel bearing platform and prefabricated pier connecting structure Download PDFInfo
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- CN213267496U CN213267496U CN202021905206.6U CN202021905206U CN213267496U CN 213267496 U CN213267496 U CN 213267496U CN 202021905206 U CN202021905206 U CN 202021905206U CN 213267496 U CN213267496 U CN 213267496U
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 54
- 239000010959 steel Substances 0.000 claims abstract description 54
- 239000004570 mortar (masonry) Substances 0.000 claims description 4
- 238000010276 construction Methods 0.000 abstract description 13
- 230000008901 benefit Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 2
- 238000010923 batch production Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 238000009430 construction management Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model belongs to the field of bridge engineering, and relates to a novel connecting structure of a bearing platform and a prefabricated pier, which mainly comprises a bearing platform (2) and a prefabricated pier (1), wherein the center of the upper surface of the bearing platform (2) contains a plurality of steel plates (3) which are arranged side by side and is provided with steel plate preformed holes (5); the prefabricated bridge pier (1) is one of a cylinder type, a cuboid and a cube, the bottom of the prefabricated bridge pier (1) comprises a plurality of hollow grooves (7), the size of each hollow groove is matched with the steel plate (3) on the bearing platform (2), and a bridge pier reserved hole (4) is formed in each hollow groove. The connecting method can realize the quick connection between the prefabricated pier (1) and the bearing platform (2), and the structure meets the industrialized construction requirement, and has the advantages of high construction speed, high efficiency and guaranteed quality.
Description
Technical Field
The utility model belongs to the bridge engineering field belongs to a novel cushion cap and prefabricated pier's connection structure.
Background
With the continuous development of bridge construction in China in these years, the construction technical means of bridges are gradually improved. The connection structure of the prefabricated bridge pier and the bearing platform is an important research direction in bridge development, and how to improve the stability and integrity of a connection part needs to be further considered.
Therefore, it is increasingly important to optimize the construction of the cap and the precast pier. Traditional cushion cap generally adopts pure concrete to pour and forms, and the concrete use amount is great, when the pier is placed on the cushion cap upper surface, can not be good improvement cushion cap and pier's connection performance to improve the vertical wholeness of its bridge substructure, after traditional cushion cap and the connection of pier, under a large amount of traffic load effect, its inside loss degree is big, the maintenance cost is high, and the life-span is short, thereby makes its component precision descend by a wide margin, does not accord with the construction management theory of always using quality safety as the core.
The connection technology of the bearing platform and the prefabricated bridge pier is used as a part of the process of prefabricating and assembling the bridge, and the bridge has the function of lifting the foot. The construction method has the advantages of high construction speed, small environmental interference, reliable quality, template saving, land use reduction, operation surface reduction, and obvious improvement of the structural strength and the overall stability of the connecting part after splicing. Currently, under the strong support of national policy, research in this direction has become a necessary trend.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that to the not enough of above-mentioned current problem, provide a novel cushion cap and the connection structure of prefabricated pier, realize batch production, standardization, the assembly of bridge construction and rapid, reduce the influence of bridge construction to all ring edge borders, it is efficient, the quality is secure.
In order to achieve the purpose, the utility model adopts the following technical scheme that the novel connecting structure of the bearing platform and the prefabricated bridge pier mainly comprises the bearing platform and the prefabricated bridge pier, wherein the center of the upper surface of the bearing platform is provided with a plurality of steel plates side by side and is provided with a steel plate preformed hole; the prefabricated bridge pier is one of a cylinder type, a cuboid and a cube, the bottom of the prefabricated bridge pier contains a plurality of hollow grooves, the size of each hollow groove is matched with that of a steel plate on a bearing platform, and a bridge pier reserved hole is formed in each hollow groove. When splicing, the hollow groove at the bottom of the prefabricated pier needs to be inserted into a plurality of corresponding steel plates on the bearing platform, after the vertical slot is completed, a plurality of high-strength steel bars need to be inserted into the corresponding pier preformed holes and the steel plate preformed holes, mortar is poured into the pier preformed holes to enable the pier preformed holes to be integrated, and finally the bearing platform and the prefabricated pier are assembled quickly.
The sizes of the pier preformed hole and the steel plate preformed hole are 2-3 times of the diameter of the high-strength steel bar.
The clear distance between the pier preformed hole and the steel plate preformed hole is 30-40 cm.
And the distance between the pier preformed hole on the outermost side and the outer edge of the prefabricated pier is 20-30 cm.
The steel plate is positioned at the center of the upper surface of the bearing platform, and the height of the steel plate and the position of the steel plate preformed hole are matched with the hollow groove.
After the bearing platform and the prefabricated bridge pier are spliced, the length of the inserted high-strength steel bar does not exceed the diameter of the bottom surface of the prefabricated bridge pier.
The depth of the part of the steel plate inserted into the bearing platform is 30cm-50cm, the height of the part of the steel plate protruding out of the upper surface of the bearing platform is 30cm-50cm, and the thickness of all the steel plates is 3mm-5 mm.
The utility model has the advantages that:
the utility model discloses a content is mainly a novel cushion cap and connection structure of prefabricated pier, has realized batch production, standardization, assembly and the rapidity of bridge construction, has reduced the influence of bridge construction to all ring edge borders, makes structural performance satisfy the construction requirement of industrialization, and the construction speed is fast, and is efficient, compares traditional technology, has swiftly high-efficient, the quality is reliable, energy-concerving and environment-protective etc. and is showing the advantage.
Drawings
Fig. 1 is a schematic structural view of the prefabricated bridge pier and the bearing platform when being spliced;
FIG. 2 is a schematic structural view of the prefabricated bridge pier and the bearing platform after splicing;
FIG. 3 is a schematic cross-sectional view of the prefabricated pier and the bearing platform after grouting;
in the attached drawings, 1 is a prefabricated bridge pier; 2 is a bearing platform; 3 is a steel plate; 4, a reserved pier hole; 5, reserving holes in the steel plate; 6 is high-strength steel bar; 7 is a hollow groove; 8 is mortar.
Detailed Description
In order to more deeply understand the technical features, objects, and effects of the present invention, embodiments of the present invention will be described with reference to the accompanying drawings.
Referring to fig. 1 to 3, in the embodiment of the present invention, a novel connecting structure for a bearing platform and a prefabricated pier mainly comprises a bearing platform 2 and a prefabricated pier 1, wherein the center of the upper surface of the bearing platform 2 contains a plurality of steel plates 3 arranged side by side and is provided with a steel plate preformed hole 5; the prefabricated bridge pier 1 is one of a cylinder type, a cuboid and a cube, the bottom of the prefabricated bridge pier 1 is provided with a plurality of hollow grooves 7, the size of each hollow groove is matched with that of the steel plate 3 on the bearing platform 2, and a bridge pier reserved hole 4 is formed;
when splicing, a hollow groove 7 at the bottom of the prefabricated pier 1 needs to be inserted into a plurality of corresponding steel plates 3 on the bearing platform 2, after a vertical slot is completed, a plurality of high-strength steel bars 6 need to be inserted into corresponding pier preformed holes 4 and steel plate preformed holes 5, and mortar 8 is poured into the pier preformed holes 4 to enable the pier preformed holes to be integrated.
The sizes of the pier preformed hole 4 and the steel plate preformed hole 5 are 2-3 times of the diameter of the high-strength steel bar.
The clear distance between the pier preformed holes 4 and the steel plate preformed holes 5 is 30-40 cm.
And the distance between the pier preformed hole 4 on the outermost side and the outer edge of the prefabricated pier 1 is 20-30 cm.
The steel plate 3 is positioned at the center of the upper surface of the bearing platform 2, and the height of the steel plate 3 is matched with the position of the steel plate reserved hole 5 and the hollow groove 7.
After the bearing platform 2 and the prefabricated pier 1 are spliced, the length of inserting the high-strength steel bars 6 is not more than the diameter of the bottom surface of the prefabricated pier 1.
The depth of the part of the steel plate 3 inserted into the bearing platform 2 is 30cm-50cm, the height of the part of the steel plate 3 protruding out of the upper surface of the bearing platform 2 is 30cm-50cm, and the thickness of all the steel plates 3 is 3mm-5 mm.
The invention is not limited to the specific embodiments described above. Any equivalent modifications and substitutions to the disclosed embodiments are within the scope of the present invention as those skilled in the art will recognize. Accordingly, variations and modifications in equivalents may be made without departing from the spirit and scope of the invention, which is intended to be covered by the following claims.
Claims (7)
1. A novel connecting structure of a bearing platform and a prefabricated pier mainly comprises a bearing platform (2) and a prefabricated pier (1), and is characterized in that the center of the upper surface of the bearing platform (2) contains a plurality of steel plates (3) side by side and is provided with steel plate preformed holes (5); the prefabricated bridge pier (1) is one of a cylinder type, a cuboid and a cube, the bottom of the prefabricated bridge pier (1) is provided with a plurality of hollow grooves (7), the size of the hollow grooves is matched with that of a steel plate (3) on the bearing platform (2), and bridge pier reserved holes (4) are formed;
when splicing, a plurality of steel plates (3) corresponding to each other on a bearing platform (2) need to be inserted into a hollow groove (7) at the bottom of a prefabricated pier (1), after a vertical slot is completed, a plurality of high-strength steel bars (6) need to be inserted into corresponding pier preformed holes (4) and steel plate preformed holes (5), and mortar (8) is poured into the pier preformed holes (4) to enable the pier preformed holes to be integrated.
2. The connection structure of the novel bearing platform and the prefabricated bridge pier is characterized in that the sizes of all the bridge pier preformed holes (4) and all the steel plate preformed holes (5) are 2-3 times of the diameter of the high-strength steel bar (6).
3. The connection structure of a novel bearing platform and a prefabricated pier according to claim 1, wherein the clear distance between all pier preformed holes (4) and all steel plate preformed holes (5) is 30-40 cm.
4. The connection structure of the novel bearing platform and the prefabricated bridge pier is characterized in that the distance between the pier preformed hole (4) on the outermost side and the outer edge of the prefabricated bridge pier (1) is 20cm-30 cm.
5. The connection structure of a novel bearing platform and a prefabricated pier according to claim 1, wherein the steel plate (3) is positioned at the center of the upper surface of the bearing platform (2), and the height of the steel plate (3) and the position of the steel plate preformed hole (5) are matched with the hollow groove (7).
6. The connection structure of the novel bearing platform and the prefabricated bridge pier is characterized in that after splicing is completed, the length of the inserted high-strength steel bars (6) does not exceed the diameter of the bottom surface of the prefabricated bridge pier (1).
7. The connection structure of a novel bearing platform and a prefabricated pier according to claim 1, wherein the depth of a part of the steel plate (3) inserted into the bearing platform (2) is 30cm to 50cm, the height of a part of the steel plate (3) protruding out of the upper surface of the bearing platform (2) is 30cm to 50cm, and the thickness of all the steel plates (3) is 3mm to 5 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021905206.6U CN213267496U (en) | 2020-09-03 | 2020-09-03 | Novel bearing platform and prefabricated pier connecting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021905206.6U CN213267496U (en) | 2020-09-03 | 2020-09-03 | Novel bearing platform and prefabricated pier connecting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213267496U true CN213267496U (en) | 2021-05-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021905206.6U Expired - Fee Related CN213267496U (en) | 2020-09-03 | 2020-09-03 | Novel bearing platform and prefabricated pier connecting structure |
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| CN (1) | CN213267496U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113356012A (en) * | 2021-06-25 | 2021-09-07 | 青海省交通建设管理有限公司 | Assembly type bridge structure in tunnel and construction method thereof |
-
2020
- 2020-09-03 CN CN202021905206.6U patent/CN213267496U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113356012A (en) * | 2021-06-25 | 2021-09-07 | 青海省交通建设管理有限公司 | Assembly type bridge structure in tunnel and construction method thereof |
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| GR01 | Patent grant | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210525 |