CN211689862U - Bridge sidewalk structure and sidewalk component - Google Patents
Bridge sidewalk structure and sidewalk component Download PDFInfo
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- CN211689862U CN211689862U CN202020019950.XU CN202020019950U CN211689862U CN 211689862 U CN211689862 U CN 211689862U CN 202020019950 U CN202020019950 U CN 202020019950U CN 211689862 U CN211689862 U CN 211689862U
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Abstract
The utility model discloses a sidewalk component, which comprises a sidewalk component body, wherein the sidewalk component body comprises a sidewalk panel, a supporting structure which is integrated with the sidewalk panel is arranged below the sidewalk panel, and the bottom surface of the supporting structure is parallel to the sidewalk panel; and two sides of the sidewalk component body are respectively provided with an assembling positioning surface, and an included angle alpha between the assembling positioning surface and the sidewalk panel is 90-actani, wherein i is the gradient of the sidewalk. The utility model also discloses a bridge pavement structure, including cast-in-place curb and the railing basis on the bridge body, be equipped with the pavement basis between curb and the railing basis, the pavement basis adopts as above the pavement component is assembled and is made, the cooperation of assembling locating surface contact between two adjacent pavement components. The utility model discloses a bridge pavement structure and pavement component has that the work progress is simple and convenient, the site operation work load is little, the efficiency of construction is high, easily control construction quality, easily realize advantages such as construction that becomes more meticulous.
Description
Technical Field
The utility model relates to a municipal administration bridge engineering design construction technical field, specific be a bridge pavement structure and pavement component.
Background
The urban bridge sidewalk is a structure specially arranged on a bridge floor for satisfying the passing of pedestrians, the existing urban bridge sidewalk is generally composed of a curb stone, a base longitudinal beam, a railing foundation, a sidewalk plate, pavement, an anti-collision guardrail, a railing and a lamp holder, and is constructed by adopting a cast-in-place and prefabrication technology combining cast-in-place and prefabrication, namely the curb stone, the base longitudinal beam, the railing foundation and the lamp holder foundation are cast in place firstly, then the sidewalk railing and a street lamp are installed, the prefabricated sidewalk plate is hoisted to the base longitudinal beam, and finally cement mortar floor tiles are adopted on the sidewalk plate to complete the construction of a sidewalk system. In order to facilitate drainage, sidewalks usually employ 1.5% to 2% single slopes. The cast-in-place-prefabrication technology has the following problems:
(1) limited by structural construction and materials, the width of a base longitudinal beam is generally 15-20 cm, the thickness of a prefabricated sidewalk plate is 8cm, the size of a structural member is larger, so that the self weight of the sidewalk is larger, and the lower main beam structure bears larger constant load;
(2) the urban bridge sidewalk is generally wide, a plurality of base longitudinal beams need to be arranged transversely, the requirement of sidewalk drainage is considered, the height of each base longitudinal beam is different, and the requirement on cast-in-place construction quality is high. Because the transverse distance between the adjacent longitudinal beams is small, the unevenness of the whole sidewalk can be caused by slight height problems between the adjacent longitudinal beams, the lack of walking comfort of pedestrians is caused, and the water leakage phenomenon often occurs, so that the load of the bridge is increased, and the durability and the safety of the bridge structure are damaged;
(3) the widths of the sidewalks of the bridges are different, the width of the curbs and the rail bases at two sides is fixed by the existing cast-in-place-prefabricating technology, and the prefabricated plate parts of the middle sidewalk are adjusted to adapt to the change of different widths, so that the prefabrication standards of the sidewalk plates are not uniform and are named as prefabrication, cast-in-place is actually needed according to different bridges, and unified prefabrication construction of factories cannot be realized;
(4) the existing cast-in-place-prefabrication technology has the advantages of large field construction workload, fussy construction process, low construction efficiency, long construction period and difficult realization of fine construction.
Disclosure of Invention
In view of this, the utility model aims at providing a bridge pavement structure and pavement component has advantages such as the work load is little, the efficiency of construction is high, easily control construction quality, easily realize the construction that becomes more meticulous to the work progress portably, site operation.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model firstly provides a sidewalk component, which comprises a sidewalk component body, wherein the sidewalk component body comprises a sidewalk panel, a supporting structure which is integrated with the sidewalk panel is arranged below the sidewalk panel, and the bottom surface of the supporting structure is parallel to the sidewalk panel; and two sides of the sidewalk component body are respectively provided with an assembling positioning surface, and an included angle alpha between the assembling positioning surface and the sidewalk panel is 90-actani, wherein i is the gradient of the sidewalk.
Furthermore, the supporting structure is a supporting wall arranged below two sides of the sidewalk panel, the two supporting walls are parallel to each other, and the two assembling and positioning surfaces are two side surfaces of the two supporting walls which are opposite to each other.
Furthermore, the bottoms of the two supporting walls are respectively and correspondingly provided with a drainage channel.
Further, the sidewalk member body is made of C80 HPC high-performance reinforced concrete, and the thickness of the sidewalk panel and the supporting wall is 6 cm.
Furthermore, the supporting structure is a supporting column arranged below the sidewalk panel, and the two assembling and positioning surfaces are two side surfaces of the sidewalk panel respectively.
Furthermore, the sidewalk panel is provided with an abdicating notch used for abdicating the installation position of the street lamp.
The utility model also provides a bridge pavement structure, including cast-in-place curb and the railing basis on the bridge body, the curb with be equipped with the pavement basis between the railing basis, the pavement basis adopts as above the pavement component is assembled and is made, adjacent two assembly locating surface contact cooperation between the pavement component.
Further, a slope adjusting layer for adjusting the slope of the sidewalk is arranged below the sidewalk foundation.
Furthermore, the sidewalk component comprises a standard component and a width adjusting component, and the assembling positioning surfaces of the two sidewalk components respectively positioned on the two sides of the sidewalk base are respectively in contact fit with the corresponding positioning surfaces of the curb and the rail base.
Further, be equipped with on the pavement basis and mat formation, be equipped with anticollision barrier on the curb, be equipped with the railing on the railing basis.
The beneficial effects of the utility model reside in that:
the bridge sidewalk structure of the utility model only needs to cast the kerbstone and the railing foundation in situ, so that the site construction amount can be effectively reduced, and the sidewalk foundation is assembled by adopting the sidewalk components, and the sidewalk components are placed in the grooves formed by the kerbstones, the railing foundation and the bridge body in the construction process, so that the construction of the sidewalk substructure can be completed; through the standardized production of the unified template of mill, the preparation that becomes more meticulous, the size precision of control pavement component that can be better remedies longeron height irregularity, pavement unevenness, drawback such as leaking that cast-in-place longeron construction in the past caused roughly, can shorten bridge construction period simultaneously, effectively simplify the work progress and improve the efficiency of construction higher, and a large amount of components are all prefabricated in the mill, easily control construction quality and realize the construction that becomes more meticulous.
The sidewalk components are divided into the standard components and the width adjusting components, so that the requirements of sidewalks with different widths of different bridges are met, the sizes of the standard components and the sizes of the width adjusting components are uniform, and different modulus combinations are selected according to different widths.
By adopting the C80 HPC high-performance reinforced concrete to manufacture the sidewalk member, the thickness of the sidewalk member can be further reduced on the premise of meeting the requirement of bearing capacity, and the thickness of the sidewalk panel and the thickness of the supporting wall can be 6cm through calculation, so that the self weight of the sidewalk is reduced compared with the prior art.
Drawings
In order to make the purpose, technical scheme and beneficial effect of the utility model clearer, the utility model provides a following figure explains:
fig. 1 is a schematic structural view of an embodiment of the bridge sidewalk structure of the present invention;
FIG. 2 is a schematic view of the construction of a pavement element;
FIG. 3 is a perspective view of FIG. 2;
FIG. 4 is a schematic view of a sidewalk member provided with a drainage channel;
FIG. 5 is a schematic structural view of a sidewalk component with a abdicating notch;
fig. 6 is a schematic structural diagram of a conventional bridge sidewalk structure.
Description of reference numerals:
1. a curb; 2. a railing base; 3. a base stringer; 4. a sidewalk board; 5. paving; 6. an anti-collision guardrail; 7. a railing; 8. a sidewalk member; 9. a slope adjusting layer; 10. a bridge body;
81-sidewalk panel; 82-a support wall; 83-a drainage channel; 84-relief notch.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.
As shown in fig. 1, it is the structural schematic diagram of the embodiment of the bridge sidewalk structure of the present invention. The bridge pavement structure of this embodiment, including cast-in-place curb 1 and railing basis 2 on bridge body 10, be equipped with the pavement basis between curb 1 and the railing basis 2. Be equipped with on the pavement basis 5 of mating formation, be equipped with anticollision barrier 6 on the curb 1, be equipped with railing 7 on the railing basis 2. The sidewalk foundation of the embodiment is assembled by sidewalk components 8. Specifically, the sidewalk component of the embodiment includes a sidewalk component body, the sidewalk component body includes a sidewalk panel 81, a supporting structure integrally formed with the sidewalk panel 81 is arranged below the sidewalk panel 81, and a bottom surface of the supporting structure is parallel to the sidewalk panel; two sides of the sidewalk component body are respectively provided with an assembling positioning surface, and an included angle alpha between the assembling positioning surface and the sidewalk panel 81 is 90-actani, wherein i is the gradient of a sidewalk; the splicing positioning surfaces between two adjacent sidewalk components 8 are in contact fit.
Further, the supporting structure of this embodiment is the supporting walls 82 disposed below the two sides of the sidewalk panel, the two supporting walls 82 are parallel to each other, the two assembling positioning surfaces are the side surfaces of the two supporting walls 82 opposite to each other, and the whole sidewalk component 8 forms an "n" type structure. Of course, the supporting structure can also be a supporting column arranged below the sidewalk panel, and the two assembled positioning surfaces are the side surfaces of two sides of the sidewalk panel respectively, so that description is not repeated.
In order to meet the drainage requirement, part of the sidewalk member 8 is provided as a drainage member, and drainage grooves 83 are correspondingly formed at the bottoms of the two supporting walls 82 of the sidewalk member 8.
In order to meet the requirement of street lamp installation, part of the sidewalk member 8 is set as a street lamp module, and at this time, a concession notch 84 for conceding the street lamp installation position is arranged on the sidewalk panel 81 of the sidewalk member 8.
Further, the sidewalk member body of the present embodiment is made of C80 HPC high performance reinforced concrete, and the sidewalk panel 81 and the supporting wall 82 have a thickness of 6 cm. By adopting the C80 HPC high-performance reinforced concrete to manufacture the sidewalk member, the thickness of the sidewalk member can be further reduced on the premise of meeting the requirement of bearing capacity, and the thickness of the sidewalk panel and the thickness of the supporting wall can be 6cm through calculation, so that the self weight of the sidewalk is reduced compared with the prior art.
Further, a slope adjusting layer 9 for adjusting the slope of the sidewalk is arranged below the sidewalk foundation and used for compensating the difference between the slope of the bridge body 10 and the slope of the sidewalk.
Further, the sidewalk components 8 comprise standard components and width adjusting components, and the assembling positioning surfaces of the two sidewalk components 8 respectively positioned on the two sides of the sidewalk foundation are respectively in contact fit with the positioning surfaces of the corresponding curb stone 1 and the rail foundation 2. The sidewalk components are divided into the standard components and the width adjusting components, so that the requirements of sidewalks with different widths of different bridges are met, the sizes of the standard components and the sizes of the width adjusting components are uniform, and different modulus combinations are selected according to different widths.
The construction method of the bridge sidewalk structure comprises the following steps:
the first step is as follows: cast-in-place construction curb 1, railing basis 2 and street lamp basis, installation railing 7 and street lamp.
The second step is that: and selecting 8 modulus combinations of the sidewalk components according to the width of the sidewalk, determining the number of the standard components and the width adjusting components by combining the length of the bridge, and further determining the number of the drainage components and the number of the street lamp components according to drainage requirements and street lamp setting requirements. Factory standardization and refinement of the prefabricated sidewalk component 8.
The third step: a slope adjusting layer 9 is arranged on the bridge deck within the width range of the sidewalk. In the design of urban bridges, the bridge deck is generally set to be a one-way or two-way cross slope, and in order to realize the factory and fine prefabrication of the sidewalk component 8, a slope adjusting layer 9 needs to be arranged on a bridge deck within the width range of the sidewalk, and the cross slope of the slope adjusting layer 9 is the same as that of the sidewalk component 8.
The fourth step: and (4) transporting and assembling and constructing the sidewalk component 8 on site.
The fifth step: paving 5 of the pavement.
And a sixth step: and (5) installing the sidewalk anti-collision guardrail 6 to finish the construction of the sidewalk structure.
According to the bridge sidewalk structure, only the kerbstone and the railing foundation need to be cast in place, the field construction amount can be effectively reduced, the sidewalk foundation is assembled by the sidewalk components, and the sidewalk components are placed in the grooves formed by the kerbstone, the railing foundation and the bridge body in the construction process, so that the construction of the lower part structure of the sidewalk can be completed; through the standardized production of the unified template of mill, the preparation that becomes more meticulous, the size precision of control pavement component that can be better remedies longeron height irregularity, pavement unevenness, drawback such as leaking that cast-in-place longeron construction in the past caused roughly, can shorten bridge construction period simultaneously, effectively simplify the work progress and improve the efficiency of construction higher, and a large amount of components are all prefabricated in the mill, easily control construction quality and realize the construction that becomes more meticulous.
The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. Equivalent substitutes or changes made by the technical personnel in the technical field on the basis of the utility model are all within the protection scope of the utility model. The protection scope of the present invention is subject to the claims.
Claims (9)
1. A pavement element, characterized by: the sidewalk component comprises a sidewalk component body, wherein the sidewalk component body comprises a sidewalk panel (81), a supporting structure which is integrally formed with the sidewalk panel (81) is arranged below the sidewalk panel, and the bottom surface of the supporting structure is parallel to the sidewalk panel; and two sides of the sidewalk component body are respectively provided with an assembling positioning surface, and an included angle alpha = 90-actani between the assembling positioning surface and the sidewalk panel (81), wherein i is the gradient of the sidewalk.
2. A pavement element according to claim 1, characterized in that: the supporting structure is supporting walls (82) arranged below two sides of the sidewalk panel, the two supporting walls (82) are parallel to each other, and the two assembling positioning surfaces are respectively one side surfaces of the two supporting walls (82) which are opposite to each other.
3. A pavement element according to claim 2, characterized in that: and drainage grooves (83) are respectively and correspondingly arranged at the bottoms of the two supporting walls (82).
4. A pavement element according to claim 2, characterized in that: the sidewalk component body is made of C80 HPC high-performance reinforced concrete, and the thickness of the sidewalk panel (81) and the supporting wall (82) is 6 mm.
5. A pavement element according to claim 1, characterized in that: the supporting structure is a supporting column arranged below the sidewalk panel, and the two assembling and positioning surfaces are two side surfaces of the sidewalk panel respectively.
6. A pavement element according to any of claims 1-5, characterized in that: and an abdicating notch (84) used for the mounting position of the abdicating street lamp is arranged on the sidewalk panel (81).
7. The utility model provides a bridge pavement structure, includes cast-in-place curb (1) and railing basis (2) on bridge body (10), its characterized in that: a sidewalk foundation is arranged between the kerbstone (1) and the railing foundation (2), the sidewalk foundation is assembled by the sidewalk components (8) according to any one of claims 1-6, and the assembling positioning surfaces between two adjacent sidewalk components (8) are in contact fit.
8. The bridge walkway structure of claim 7, wherein: and a slope adjusting layer (9) for adjusting the slope of the sidewalk is arranged below the sidewalk foundation.
9. A bridge walkway construction according to claim 7 or 8, wherein: be equipped with on the pavement basis and mat formation (5), be equipped with anticollision barrier (6) on curb stone (1), be equipped with railing (7) on railing basis (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020019950.XU CN211689862U (en) | 2020-01-06 | 2020-01-06 | Bridge sidewalk structure and sidewalk component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020019950.XU CN211689862U (en) | 2020-01-06 | 2020-01-06 | Bridge sidewalk structure and sidewalk component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211689862U true CN211689862U (en) | 2020-10-16 |
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ID=72799230
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020019950.XU Expired - Fee Related CN211689862U (en) | 2020-01-06 | 2020-01-06 | Bridge sidewalk structure and sidewalk component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211689862U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114164762A (en) * | 2021-09-28 | 2022-03-11 | 青岛市市政工程设计研究院有限责任公司 | Novel integral prefabricating process for paving bridge sidewalk |
| CN114875784A (en) * | 2022-06-06 | 2022-08-09 | 中国市政工程西南设计研究总院有限公司 | Combined anti-collision guardrail system suitable for urban bridge with sidewalk |
-
2020
- 2020-01-06 CN CN202020019950.XU patent/CN211689862U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114164762A (en) * | 2021-09-28 | 2022-03-11 | 青岛市市政工程设计研究院有限责任公司 | Novel integral prefabricating process for paving bridge sidewalk |
| CN114875784A (en) * | 2022-06-06 | 2022-08-09 | 中国市政工程西南设计研究总院有限公司 | Combined anti-collision guardrail system suitable for urban bridge with sidewalk |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No.69, Yanghe village, Jiangbei District, Chongqing Patentee after: Chongqing Municipal Design and Research Institute Co.,Ltd. Address before: No.69, Yanghe village, Jiangbei District, Chongqing Patentee before: CHONGQING MUNICIPAL DESIGN INSTITUTE |
|
| CP01 | Change in the name or title of a patent holder | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201016 Termination date: 20220106 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |