CN212613017U - Assembled lotus root beam column prestressing force node structure - Google Patents
Assembled lotus root beam column prestressing force node structure Download PDFInfo
- Publication number
- CN212613017U CN212613017U CN202021054334.4U CN202021054334U CN212613017U CN 212613017 U CN212613017 U CN 212613017U CN 202021054334 U CN202021054334 U CN 202021054334U CN 212613017 U CN212613017 U CN 212613017U
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- lotus root
- column
- prestressing force
- steel
- roof beam
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Abstract
The utility model discloses an assembled lotus root beam column prestressing force node structure, including the PC structure post, locate the lotus root roof beam at PC structure post top, the horizontal both ends face of lotus root roof beam is equipped with overhanging joint bar, PC structure post top is equipped with a plurality of post longitudinal reinforcement and overhanging length, establish a plurality of steel reinforcement sleeve pipes that vertically link up in the lotus root roof beam, the post longitudinal reinforcement with steel reinforcement sleeve pipe corresponds, establish the prestressing force pore canal that transversely link up in the lotus root roof beam, the prestressing force pore canal with steel reinforcement sleeve pipe dislocation set, wear the prestressing steel in the prestressing force pore canal, anchor in the outside of the horizontal both ends face of lotus root roof beam behind prestressing steel's the both ends stretch-draw. The stress characteristic of the beam-column joint is effectively improved, the strength of the beam-column connection point is increased, the integral stress requirement of the beam-column joint is ensured, and the hogging moment resistance effect of the joint is good.
Description
Technical Field
The utility model relates to an assembly type structure technical field specifically is an assembly type lotus root beam column prestressing force node structure.
Background
The prefabricated building is widely applied along with the continuous development and progress of building technology and materials. China is a large population country, the building demand is large, the advantages of prefabricated building structures are obvious, and the requirements on the prefabricated structures and the hoisting process are higher and higher.
Traditional assembly type structure coincide beam column node structure, beam column node stress characteristic is relatively poor, the stress requirement of beam column node wholeness can not be satisfied to the post-cast concrete surface course, the node anti-hogging moment effect is poor, traditional prefabricated assembly type structure hoist and mount construction cost is higher simultaneously, hoist and mount speed and precision are low, this has brought very big difficulty for the construction, prefabricated assembly type structure hoist and mount need realize the industry modernization, still need move ahead to technical development such as hoist and mount method and connection structure.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides an assembled lotus root beam column prestressing force node structure, its simple structure, beam column node wholeness atress requirement, the node anti-hogging moment is effectual.
The utility model provides a, an assembled lotus root beam column prestressing force node structure, including the PC structure post, locate the lotus root roof beam at PC structure column top, the horizontal both ends face of lotus root roof beam is equipped with overhanging joint bar, PC structure column top is equipped with a plurality of post longitudinal reinforcement and overhanging length, establish a plurality of steel reinforcement sleeve that vertically link up in the lotus root roof beam, the post longitudinal reinforcement with steel reinforcement sleeve corresponds, establish the prestressing force pore canal that transversely link up in the lotus root roof beam, the prestressing force pore canal with steel reinforcement sleeve dislocation set, the prestressing steel has been worn in the prestressing force pore canal, anchor in the outside of the horizontal both ends face of lotus root roof beam behind prestressing steel's the both ends.
Furthermore, the prestressed duct is in an inferior arc shape with an arc top.
Further, the column longitudinal reinforcement penetrates through the PC structural column.
Further, the overhanging connecting steel bar penetrates through the lotus root beam.
Further, the length of the extending outside of the longitudinal steel bar of the column is larger than the length of the steel bar sleeve.
Further, the prestressed duct is a metal corrugated pipe.
Has the advantages that: the utility model provides an assembled lotus root beam column prestressing force node structure under the effect of PC structure post, lotus root roof beam, overhanging connecting reinforcement, post longitudinal reinforcement, steel sleeve, prestressing force pore canal, prestressing steel, has effectively improved beam column node atress characteristic, has increased the intensity of beam column tie point, has guaranteed beam column node wholeness atress requirement, and the node anti-hogging moment is effectual.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure, 1-PC structural column, 2-lotus root beam, 3-overhanging connecting steel bar, 4-column longitudinal steel bar, 5-steel bar sleeve, 6-prestressed pore canal and 7-prestressed steel bar.
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 the ordinary skilled person in the art without creative work all belong to the protection scope of the present invention.
According to fig. 1, an assembled lotus root beam column prestressing force node structure, including PC structure post 1, locate the lotus root roof beam 2 at 1 top of PC structure post, the horizontal both ends face of lotus root roof beam 2 is equipped with overhanging connecting reinforcement 3, 1 top of PC structure post is equipped with a plurality of post longitudinal reinforcement 4 and overhanging length, establish a plurality of steel casing 5 that vertically link up in the lotus root roof beam 2, post longitudinal reinforcement 4 with steel casing 5 corresponds, establish the prestressing force pore canal 6 that transversely link up in the lotus root roof beam 2, prestressing force pore canal 6 with steel casing 5 dislocation set, prestressing steel 7 has been worn in the prestressing force pore canal 6, and the anchor is in the outside of the horizontal both ends face of lotus root roof beam 2 behind prestressing steel 7's the both ends stretch-draw. During the assembly process, the longitudinal steel bars 4 of the columns are correspondingly penetrated through the steel sleeve 5 one by one, the connection of the prefabricated PC structural column 1 and the prefabricated lotus root beam 2 is completed, then the prestressed steel bars 7 are penetrated through the prestressed pore channels 6 in the lotus root beam 2, a plurality of prestressed pore channels 6 can be arranged according to strength requirements and building conditions so as to obtain better strength and negative moment resistance effects, and after the two ends of each prestressed steel bar 7 are tensioned, the two ends of each prestressed steel bar are anchored on the outer sides of the end parts of the lotus root beam 2 by pouring concrete layers. Due to the structural design, the strength of the beam-column connection node is greatly improved, and the negative bending moment resistance effect is obvious.
Preferably, the prestressed duct 6 is shaped like an inferior arc with an arc top. The structure has obvious advantage in the aspect of negative bending moment resistance effect, and the negative bending moment resistance of the node can be improved. The column longitudinal steel bar 4 penetrates through the PC structure column 1. The strength of the PC structure column 1 can be improved better. The overhanging connecting steel bar 3 penetrates through the lotus root beam 2. The strength can be improved, and the hogging moment resistance of the node is optimized. The length of the column longitudinal steel bar 4 extending outwards is larger than the length of the steel bar sleeve 5. The longitudinal anchoring of the lotus root beam is facilitated.
Preferably, the prestressed duct 6 is a metal corrugated pipe.
The utility model provides an assembled lotus root beam column prestressing force node structure under the effect of PC structure post 1, lotus root roof beam 2, overhanging connecting reinforcement 3, post longitudinal reinforcement 4, steel sleeve 5, prestressed aperture way 6, prestressed reinforcement 7, has effectively improved beam column node atress characteristic, has increased the intensity of beam column tie point, has guaranteed beam column node wholeness atress requirement, and the node anti-hogging moment is effectual.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, and these embodiments are intended to be encompassed by the scope of the invention.
Claims (6)
1. The utility model provides an assembled lotus root beam column prestressing force node structure, includes the PC structure post, locates the lotus root roof beam at PC structure post top, the horizontal both ends face of lotus root roof beam is equipped with overhanging connecting reinforcement, PC structure post top is equipped with a plurality of post longitudinal reinforcement and overhanging length, establish a plurality of steel casing pipes that vertically link up in the lotus root roof beam, post longitudinal reinforcement with steel casing pipe corresponds, its characterized in that, establish the prestressing force pore canal that transversely link up in the lotus root roof beam, prestressing force pore canal with steel casing pipe dislocation set, the prestressing steel has been worn in the prestressing force pore canal, and the anchor is in the outside of the horizontal both ends face of lotus root roof beam after prestressing steel's both ends stretch-draw.
2. The fabricated lotus root beam-column prestressed node structure of claim 1, wherein said prestressed duct is in the shape of a minor arc with an arc top.
3. The fabricated lotus root beam column prestressed node structure of claim 1, wherein said column longitudinal reinforcing steel bar penetrates said PC structure column.
4. The fabricated lotus root beam column prestress node structure of claim 1, wherein the overhanging connecting steel bar penetrates through the lotus root beam.
5. The fabricated lotus root beam column prestressed node structure of claim 1, wherein said column longitudinal reinforcement overhang length is greater than said reinforcement sleeve length.
6. The fabricated lotus root beam-column prestressed node structure of claim 1, wherein said prestressed duct is a metal corrugated pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021054334.4U CN212613017U (en) | 2020-06-10 | 2020-06-10 | Assembled lotus root beam column prestressing force node structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021054334.4U CN212613017U (en) | 2020-06-10 | 2020-06-10 | Assembled lotus root beam column prestressing force node structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212613017U true CN212613017U (en) | 2021-02-26 |
Family
ID=74715075
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021054334.4U Expired - Fee Related CN212613017U (en) | 2020-06-10 | 2020-06-10 | Assembled lotus root beam column prestressing force node structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212613017U (en) |
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2020
- 2020-06-10 CN CN202021054334.4U patent/CN212613017U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210226 |