CN213571517U - Connecting structure of bearing platform and prefabricated bridge pier by using convex groove - Google Patents
Connecting structure of bearing platform and prefabricated bridge pier by using convex groove Download PDFInfo
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- CN213571517U CN213571517U CN202021495510.8U CN202021495510U CN213571517U CN 213571517 U CN213571517 U CN 213571517U CN 202021495510 U CN202021495510 U CN 202021495510U CN 213571517 U CN213571517 U CN 213571517U
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Abstract
The utility model belongs to the field of bridge engineering, and relates to a connecting structure of a bearing platform and a prefabricated pier by using a convex groove, which mainly comprises a bearing platform (1) and a prefabricated pier (3), wherein the upper surface of the bearing platform (1) comprises a rectangular convex groove (2), and a convex groove transverse reserved hole (5), a convex groove longitudinal reserved hole (4) and a convex groove vertical reserved hole (6) are arranged in the rectangular convex groove (2); prefabricated pier (3) can be cylinder formula, cuboid, square, contains a hollow groove (11) in the bottom of prefabricated pier (3), size and rectangular tongue (2) phase-match to be equipped with horizontal preformed hole of pier (6), the vertical preformed hole of pier (8) and reserve a plurality of vertical high strength steel bar of pier (10). The utility model discloses can realize the high-speed joint between prefabricated pier (3) and cushion cap (1) to make the structure satisfy the construction requirement of industrialization, construction speed is fast, and is efficient, and the quality is secure.
Description
Technical Field
The utility model belongs to the bridge engineering field belongs to an use cushion cap of convex groove and the connection structure of prefabricated pier.
Background
Along with the continuous development of urban construction in China in the years, bridge construction projects are increased. However, the construction of large bridges inevitably brings some adverse effects to the traffic transportation of urban roads and the living environment of residents, such as long construction period, traffic jam and air quality reduction, and these problems are common problems of bridge engineering in the development of modern cities and need further consideration.
Therefore, the prefabrication technology of the lower part structure of the viaduct beam is more and more important, in particular to the connection technology of the bearing platform and the prefabricated bridge pier. Compared with the traditional cast-in-place construction method of the viaduct beam, the viaduct beam is constructed by adopting a climbing machine to pour concrete at high altitude, the bearing platform and the pier cannot be constructed simultaneously, and the large-area construction site seriously hinders the traffic trip of urban residents. In addition, in the cast-in-place construction process of the viaduct, the construction quality of the bridge is often influenced by weather factors, so that the component precision is greatly reduced, and the construction management concept which always takes quality safety as a core is not met.
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 is to prefabricate the bridge pier in a factory, and then transport the bridge pier to the site for splicing, and has the advantages of high construction speed, small environmental interference, reliable quality, template saving, land occupation reduction and operation surface reduction.
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 cushion cap that uses convex groove 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 above object, the present invention adopts the following technical scheme, a connection structure of a bearing platform and a prefabricated pier using a convex groove mainly comprises the bearing platform and the prefabricated pier, the upper surface of the bearing platform comprises a rectangular convex groove, a convex groove transverse reserved hole, a convex groove longitudinal reserved hole and a convex groove vertical reserved hole are arranged in the rectangular convex groove, the prefabricated pier can be one of a cylinder type, a cuboid and a cube, a hollow groove is arranged at the bottom of the prefabricated pier, the size of the hollow groove is matched with that of the rectangular convex groove, the bridge pier transverse reserved hole, the bridge pier longitudinal reserved hole and a plurality of pier vertical high-strength steel bars are arranged, when the prefabricated pier vertical high-strength steel bars are spliced, the corresponding convex groove vertical reserved hole is inserted into the corresponding vertical high-strength steel bars, after the vertical slot is completed, a plurality of high-strength steel bars are inserted into the corresponding pier transverse reserved hole and the corresponding pier longitudinal reserved hole, mortar is poured into the pier transverse reserved hole and the pier longitudinal reserved hole to form a whole, and finally, rapidly assembling the bearing platform and the prefabricated bridge pier.
The sizes of all transverse preformed holes, longitudinal preformed holes and vertical preformed holes in the convex grooves and the prefabricated bridge piers are 2-3 times of that of the high-strength reinforcing steel bars.
The clear distance between the convex groove and all the transverse preformed holes, the longitudinal preformed holes and the vertical preformed holes in the prefabricated bridge pier is 30-40 cm.
The distance between the transverse preformed hole of the convex groove on the outermost side, the longitudinal preformed hole of the convex groove and the vertical preformed hole of the convex groove is 20-30 cm from the outer edge of the rectangular convex groove.
The convex groove is positioned at the center of the upper surface of the bearing platform, the size of the convex groove is matched with that of the hollow groove, and the height of the convex groove is 30-50 cm.
And the vertical high-strength steel bars in the prefabricated bridge pier penetrate through the prefabricated bridge pier.
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 utility model has the advantages that:
the utility model discloses an use the cushion cap of convex groove and the 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 construction speed is fast, and is efficient, compares the conventional art, 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 front cross-sectional view of the prefabricated bridge pier and the bearing platform after splicing;
fig. 4 is a schematic cross-sectional view of the prefabricated pier and the bearing platform after grouting;
in the attached drawings, 1 is a bearing platform; 2 is a rectangular convex groove; 3, prefabricating a pier; 4, a longitudinal preformed hole of the convex groove; 5 is a transverse preformed hole of the convex groove; 6 is a vertical preformed hole of the convex groove; 7, prefabricating a transverse preformed hole of the pier; 8, prefabricating a longitudinal preformed hole of the pier; 9 is mortar; 10 is high-strength steel bar; 11 is a hollow groove.
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 4, in an example of the present invention, a connection structure of a bearing platform using a convex groove and a prefabricated bridge pier mainly includes a bearing platform 1 and a prefabricated bridge pier 3, wherein an upper surface of the bearing platform 1 includes a rectangular convex groove 2, and a convex groove transverse preformed hole 5, a convex groove longitudinal preformed hole 4 and a convex groove vertical preformed hole 6 are arranged in the rectangular convex groove 2; the prefabricated bridge pier 3 can be one of a cylinder type, a cuboid and a cube, the bottom of the prefabricated bridge pier 3 is provided with a hollow groove 11, the size of the hollow groove is matched with that of the rectangular convex groove 2, and the prefabricated bridge pier is provided with a bridge pier transverse preformed hole 7, a bridge pier longitudinal preformed hole 8 and a plurality of bridge pier vertical high-strength steel bars 10;
when splicing, the vertical high-strength steel bars 10 of the prefabricated bridge piers 3 need to be inserted into the corresponding convex groove vertical preformed holes 6, after the vertical slots are completed, a plurality of high-strength steel bars 10 need to be inserted into the corresponding bridge pier horizontal preformed holes 7 and the bridge pier vertical preformed holes 8, and mortar 9 is poured into the bridge pier horizontal preformed holes 7 and the bridge pier vertical preformed holes 8 to enable the bridge pier horizontal preformed holes and the bridge pier vertical preformed holes 8 to be integrated.
The connecting structure of the bearing platform and the prefabricated bridge pier by using the convex grooves is characterized in that the sizes of all the convex groove transverse preformed holes 5, the convex groove longitudinal preformed holes 4, the convex groove vertical preformed holes 6, the bridge pier transverse preformed holes 7 and the bridge pier longitudinal preformed holes 8 are 2-3 times of that of the high-strength reinforcing steel bars 10.
The connecting structure of the bearing platform and the prefabricated bridge pier by using the convex grooves is characterized in that clear distances of all convex groove transverse preformed holes 5, convex groove longitudinal preformed holes 4, convex groove vertical preformed holes 6, bridge pier transverse preformed holes 7 and bridge pier longitudinal preformed holes 8 are all 30-40 cm.
The connecting structure of the bearing platform and the prefabricated bridge pier using the convex grooves is characterized in that the distance between the convex groove transverse preformed hole 5, the convex groove longitudinal preformed hole 4 and the convex groove vertical preformed hole 6 on the outermost side and the outer edge of the rectangular convex groove 2 is 20-30 cm.
The connecting structure of the bearing platform and the prefabricated pier using the convex grooves is characterized in that the rectangular convex grooves 2 are located in the middle of the upper surface of the bearing platform 1, the size of the rectangular convex grooves is matched with that of the hollow grooves 11, and the height of the rectangular convex grooves is 30cm-50 cm.
The connecting structure of the bearing platform with the convex groove and the prefabricated bridge pier is characterized in that vertical high-strength steel bars 10 in the prefabricated bridge pier 3 penetrate through the prefabricated bridge pier 3.
The connecting structure of the bearing platform and the prefabricated bridge pier is characterized in that after the bearing platform 1 and the prefabricated bridge pier 3 are spliced, the length of the inserted high-strength steel bars 10 is not more than the diameter of the bottom surface of the prefabricated bridge pier 3.
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 connecting structure of a bearing platform and a prefabricated pier using a convex groove mainly comprises a bearing platform (1) and a prefabricated pier (3), and is characterized in that the upper surface of the bearing platform (1) comprises a rectangular convex groove (2), and a convex groove transverse reserved hole (5), a convex groove longitudinal reserved hole (4) and a convex groove vertical reserved hole (6) are arranged in the rectangular convex groove (2); the prefabricated bridge pier (3) can be one of a cylinder type, a cuboid and a cube, the bottom of the prefabricated bridge pier (3) is provided with a hollow groove (11), the size of the hollow groove is matched with that of the rectangular convex groove (2), and the prefabricated bridge pier is provided with a transverse bridge pier reserved hole (7), a longitudinal bridge pier reserved hole (8) and a plurality of vertical bridge pier high-strength steel bars (10);
when splicing, the vertical high-strength steel bars (10) of the prefabricated bridge piers (3) need to be inserted into the corresponding convex groove vertical preformed holes (6), after the vertical inserting grooves are completed, a plurality of high-strength steel bars (10) need to be inserted into the corresponding bridge pier horizontal preformed holes (7) and the bridge pier vertical preformed holes (8), and mortar (9) is poured into the bridge pier horizontal preformed holes (7) and the bridge pier vertical preformed holes (8) to enable the bridge pier horizontal preformed holes and the bridge pier vertical preformed holes (8) to be integrated.
2. The connection structure of the bearing platform and the precast pier using the convex grooves according to claim 1, wherein all the sizes of the convex groove transverse preformed holes (5), the convex groove longitudinal preformed holes (4), the convex groove vertical preformed holes (6), the pier transverse preformed holes (7) and the pier longitudinal preformed holes (8) are 2-3 times of the high-strength steel bars (10).
3. The connection structure of the bearing platform and the precast pier using the convex grooves according to claim 1, wherein clear distances of all the convex groove transverse preformed holes (5), the convex groove longitudinal preformed holes (4), the convex groove vertical preformed holes (6), the pier transverse preformed holes (7) and the pier longitudinal preformed holes (8) are all 30cm-40 cm.
4. The structure for connecting a cap and a precast pier using a convex groove according to claim 1, wherein the convex groove transverse preformed hole (5), the convex groove longitudinal preformed hole (4) and the convex groove vertical preformed hole (6) on the outermost side are 20cm to 30cm from the outer edge of the rectangular convex groove (2).
5. The structure for connecting a cap and a precast pier using a convex groove according to claim 1, wherein the rectangular convex groove (2) is located at the midpoint of the upper surface of the cap (1), has a size matched with the hollow groove (11), and has a height of 30cm to 50 cm.
6. The structure for connecting a cap and a prefabricated pier using a convex type groove according to claim 1, wherein the vertical high-strength steel bar (10) of the prefabricated pier (3) penetrates through the prefabricated pier (3).
7. The structure for connecting a cap and a precast pier using a convex groove according to claim 1, wherein the length of the inserted high-strength reinforcement (10) does not exceed the diameter of the bottom surface of the precast pier (3) after the completion of the splicing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021495510.8U CN213571517U (en) | 2020-07-24 | 2020-07-24 | Connecting structure of bearing platform and prefabricated bridge pier by using convex groove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021495510.8U CN213571517U (en) | 2020-07-24 | 2020-07-24 | Connecting structure of bearing platform and prefabricated bridge pier by using convex groove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213571517U true CN213571517U (en) | 2021-06-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021495510.8U Active CN213571517U (en) | 2020-07-24 | 2020-07-24 | Connecting structure of bearing platform and prefabricated bridge pier by using convex groove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213571517U (en) |
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- 2020-07-24 CN CN202021495510.8U patent/CN213571517U/en active Active
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