CN217630740U - Special prestressed double-T plate for airport special garage - Google Patents
Special prestressed double-T plate for airport special garage Download PDFInfo
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- CN217630740U CN217630740U CN202221639709.2U CN202221639709U CN217630740U CN 217630740 U CN217630740 U CN 217630740U CN 202221639709 U CN202221639709 U CN 202221639709U CN 217630740 U CN217630740 U CN 217630740U
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Abstract
The utility model discloses a special two T boards of prestressing force in airport special type garage, including two T board main parts of prestressing force, two T board main parts of prestressing force include two perpendicular roof beams and horizontal roof, two perpendicular roof beams and horizontal roof are whole prefabricated in the steel mould, the cross-section is two T shapes, the junction of two perpendicular roof beams and horizontal roof adopts the circular arc transition, horizontal roof's top fixedly connected with rings, rings are the matrix distribution at the horizontal roof top, two fixed connection stiffening ribs between the perpendicular roof beam, equidistant straight line distribution of stiffening rib is between two perpendicular roof beams, stiffening rib top and horizontal roof bottom fixed connection, the inside fixedly connected with longitudinal prestress reinforcing bar of horizontal roof. The utility model relates to a two T boards technical field. This special prestressing force double T board of airport special type garage improves concrete strength and increases prestressing steel strand wires cross sectional area through structural calculation in order to satisfy the building operation requirement of large-span heavy load.
Description
Technical Field
The utility model relates to a two T board technical field specifically are a special two T boards of prestressing force in airport special type garage.
Background
The double T-shaped slab is composed of prefabricated reinforced concrete bearing member combined by slab and beam, which is composed of wide panel and two narrow and high ribs, the panel is not only a transverse bearing structure, but also a compression zone of longitudinal bearing rib, the section of the compression zone is larger, the neutralization shaft approaches or enters the panel, and the main tension steel bar has larger moment arm.
Airport special garages are also typically constructed using double T-plates.
The prior art has the following defects and shortcomings:
in the existing national standard prestress double-T plate pattern set (18G 432-1), the limit value of the permanent load which can be borne by the double-T plate with the span of 18 meters and the width of 3 meters is only 2.65 KN/square meter, and as the airport special garage has higher requirements on the roof building structure, the permanent load of the roof reaches 5.66 KN/square meter, the pattern set method can not meet the building use requirements of the airport special garage for large span and large load.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides a special prestressing force double T board in airport special type garage to satisfy the building operation requirement of the big load of large-span, the utility model discloses a structural calculation improves the concrete strength and increases prestressing force steel strand wires cross sectional area and reaches the operation requirement, has solved current problem.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a special two T boards of prestressing force in airport special type garage, includes the two T board main parts of prestressing force, the two T board main parts of prestressing force include two perpendicular roof beams and horizontal roof, perpendicular roof beam and horizontal roof plate are whole prefabricated in the steel mould, and the cross-section is two T shapes, the junction of perpendicular roof beam and horizontal roof plate adopts the circular arc transition, the top fixedly connected with rings of horizontal roof plate, rings are the matrix distribution at horizontal roof plate top, two fixed connection stiffening rib between the perpendicular roof beam, the equidistant straight line distribution of stiffening rib is between two perpendicular roof beams, stiffening rib top and horizontal roof plate bottom fixed connection, the inside vertical prestressing steel bar of fixedly connected with of horizontal roof plate, the equidistant straight line distribution of vertical prestressing steel bar is inside the horizontal roof plate, the inside fixedly connected with horizontal prestressing steel bar of perpendicular roof beam, horizontal prestressing steel bar is inside the vertical beam bottom of matrix distribution.
Preferably, the concrete strength grade of the horizontal top plate and the vertical beam is C55.
Preferably, the parameters of the longitudinal prestressed steel bars and the transverse prestressed steel bars are (2As12.7 + 6As15.2) x2.
Preferably, the reinforcing rib is of a columnar structure, two ends of the reinforcing rib extend to the vertical beam, and the reinforcing rib is made of reinforced concrete.
Preferably, the number of the hanging rings is 4, and the hanging rings are distributed on the top of the horizontal top plate in a 2 x2 matrix.
Preferably, the included angle of the circular arc transition at the joint of the vertical beam and the horizontal top plate is 45-90 degrees.
Advantageous effects
The utility model provides a special two T boards of prestressing force in airport special type garage. Compared with the prior art, the method has the following beneficial effects:
this special prestressing force double T board of airport special type garage is with original concrete strength grade adjustment for C55, and the prestressing steel adjustment is (2As12.7 + 6As15.2) x2, the utility model discloses a deepening is carried out to current double T board in order to satisfy the building operation requirement of the big load of large-span, the utility model discloses a structural calculation improves the concrete strength of horizontal roof, vertical beam and increases vertical prestressing steel, horizontal prestressing steel cross-sectional area and reaches the operation requirement, and overall structure sets up rationally for the overall structure performance of prestressing force double T board main part is stronger, and then is fit for airport garage large tracts of land user demand.
Drawings
FIG. 1 is a schematic structural view of the main body of the prestressed double T-shaped plate of the present invention;
FIG. 2 is a schematic view of the main structure of the prestressed double T-shaped plate of the present invention;
FIG. 3 is a side view of the present invention;
fig. 4 is a schematic view of the top view structure of the present invention.
In the figure: 1. a pre-stressed double-T plate main body; 11. a horizontal top plate; 111. longitudinal prestressed reinforcement; 12. a vertical beam; 121. transverse prestressed reinforcement; 13. a hoisting ring; 14. and (4) reinforcing ribs.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a special two T boards of prestressing force of airport special type garage, including two T board main parts of prestressing force 1, two T board main parts of prestressing force 1 include two vertical beams 12 and horizontal roof 11, vertical beam 12 and horizontal roof 11 are whole prefabricated in the steel mould, the cross-section is two T shapes, the junction of vertical beam 12 and horizontal roof 11 adopts the circular arc transition, the top fixedly connected with rings 13 of horizontal roof 11, rings 13 are the matrix and distribute at the top of horizontal roof 11, fixed connection stiffening rib 14 between two vertical beams 12, stiffening rib 14 equidistant straight line distributes between two vertical beams 12, stiffening rib 14 top and horizontal roof 11 bottom fixed connection, horizontal roof 11 inside fixedly connected with longitudinal prestressing steel 111, longitudinal prestressing steel 111 equidistant straight line distributes inside horizontal roof 11, vertical beam 12 inside fixedly connected with horizontal prestressing steel 121, horizontal prestressing steel 121 is the matrix and distributes inside horizontal roof 12 bottom.
In the embodiment, the concrete strength grade of the horizontal top plate 11 and the vertical beam 12 is C55, the parameters of the longitudinal prestressed reinforcement 111 and the transverse prestressed reinforcement 121 are (2As12.7 + 6As15.2) x2, the original concrete strength grade is adjusted to C55, the prestressed reinforcement is adjusted to (2As12.7 + 6As15.2) x2, and the concrete strength is improved and the section area of the prestressed reinforcement is increased by calculating the structure to meet the use requirement; the reinforcing rib 14 is of a columnar structure, two ends of the reinforcing rib extend to the vertical beam 12, the reinforcing rib 14 is made of reinforced concrete, the horizontal top plate 11 can be effectively supported through the reinforcing rib 14, so that the load distribution of the horizontal top plate 11 is improved, the integral rigidity and strength performance are enhanced, and the strength and rigidity of building construction can be met; the number of the hanging rings 13 is 4, the hanging rings 13 are distributed on the top of the horizontal top plate 11 in a 2-by-2 matrix manner, so that the prestressed double-T plate main body 1 is convenient to mount, and the convenience in assembly is improved; the included angle of the arc transition at the joint of the vertical beam 12 and the horizontal top plate 11 is 45-90 degrees, so that the load distribution of the horizontal top plate 11 is improved, the integral rigidity and strength performance are enhanced, and the stability is improved.
During the use, be used for assembling prestressing force double T board main part 1 through rings 13, in addition through adjusting prestressing force double T board main part 1 original concrete strength level that uses for C55, vertical prestressing steel 111, horizontal prestressing steel 121 are adjusted to (2As12.7 +6As15.2) x2, and then the utility model discloses a deepening is carried out to current double T board in order to satisfy the building operation requirement of large-span large load, and the concrete strength of improving horizontal roof 11, vertical beam 12 and increase vertical prestressing steel 111, horizontal prestressing steel 121 cross-sectional area reach the operation requirement through the structural calculation to the material is selected again, and overall structure sets up rationally for prestressing force double T board main part 1's overall structure performance is stronger, and then is fit for airport large tracts of land garage user demand.
And those not described in detail in this specification are well within the skill of the art.
It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a special two T boards of prestressing force in airport special type garage, includes two T board main parts of prestressing force (1), its characterized in that: two T board main parts of prestressing force (1) include two perpendicular roof beams (12) and horizontal roof plate (11), two perpendicular roof beam (12) and horizontal roof plate (11) are whole prefabricated in the steel mould, and the cross-section is two T shapes, two the junction of perpendicular roof beam (12) and horizontal roof plate (11) adopts the circular arc transition, the top fixedly connected with rings (13) of horizontal roof plate (11), rings (13) are matrix distribution at horizontal roof plate (11) top, two fixed connection stiffening rib (14) between perpendicular roof beam (12), stiffening rib (14) equidistant straight line distribution is between two perpendicular roof beams (12), stiffening rib (14) top and horizontal roof plate (11) bottom fixed connection, horizontal roof plate (11) inside fixedly connected with vertical prestressing steel (111), vertical prestressing steel (111) equidistant straight line distribution is inside horizontal roof plate (11), vertical roof beam (12) inside fixedly connected with horizontal prestressing steel (121), horizontal prestressing steel (121) are matrix distribution inside vertical roof beam (12) bottom.
2. The special prestressed double-T plate for the airport special garage of claim 1, wherein: the horizontal top plate (11) and the vertical beam (12) adopt a concrete strength grade of C55.
3. The special prestressed double-T plate for the airport special garage of claim 1, wherein: the parameters of the longitudinal prestressed steel bar (111) and the transverse prestressed steel bar (121) are (2As12.7 + 6As15.2) x2.
4. The special prestressed double-T plate for the airport special garage of claim 1, wherein: the reinforcing rib (14) is of a columnar structure, two ends of the reinforcing rib extend to the vertical beam (12), and the reinforcing rib (14) is made of reinforced concrete.
5. The special prestressed double-T plate for the airport special garage of claim 1, wherein: the number of the hanging rings (13) is 4, and the hanging rings (13) are distributed on the top of the horizontal top plate (11) in a 2-by-2 matrix.
6. The special prestressed double-T plate for the airport special garage of claim 1, wherein: and the arc transition included angle at the joint of the vertical beam (12) and the horizontal top plate (11) is between 45 and 90 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221639709.2U CN217630740U (en) | 2022-06-29 | 2022-06-29 | Special prestressed double-T plate for airport special garage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221639709.2U CN217630740U (en) | 2022-06-29 | 2022-06-29 | Special prestressed double-T plate for airport special garage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217630740U true CN217630740U (en) | 2022-10-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221639709.2U Active CN217630740U (en) | 2022-06-29 | 2022-06-29 | Special prestressed double-T plate for airport special garage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217630740U (en) |
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2022
- 2022-06-29 CN CN202221639709.2U patent/CN217630740U/en active Active
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