CN212317182U - Steel beam and precast concrete column rigid connection joint - Google Patents
Steel beam and precast concrete column rigid connection joint Download PDFInfo
- Publication number
- CN212317182U CN212317182U CN202020526538.7U CN202020526538U CN212317182U CN 212317182 U CN212317182 U CN 212317182U CN 202020526538 U CN202020526538 U CN 202020526538U CN 212317182 U CN212317182 U CN 212317182U
- Authority
- CN
- China
- Prior art keywords
- node
- steel beam
- precast concrete
- plate
- column body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Joining Of Building Structures In Genera (AREA)
Abstract
The utility model discloses a rigid connection joint of a steel beam and a precast concrete column, which comprises an I-shaped steel beam, a precast concrete column and a joint core assembly; the precast concrete column comprises an upper column body and a lower column body; the node core component comprises a square steel pipe hoop plate and a plurality of node plate ribs, and the plurality of node plate ribs are respectively arranged inside the square steel pipe hoop plate along the transverse direction and the longitudinal direction; the node core assembly is arranged between the upper and lower cylinders, vertical steel bars in the lower cylinder penetrate out of the lower cylinder and penetrate through the square steel pipe hoop plate to the upper cylinder, and are fixedly connected with the vertical steel bars in the upper cylinder, and the node core assembly is connected with the upper and lower cylinders into a whole through grouting; the I-shaped steel beam is rigidly connected with the outer surface of the square steel pipe hoop plate of the node core assembly. The utility model discloses the assembly combination is convenient, and the scene does not need concrete placement, and the setting of nuclear core area cancellation stirrup makes things convenient for the concrete placement of mill, and the on-the-spot girder steel is connected with node nuclear core area subassembly stud welding, has good anti-seismic performance.
Description
Technical Field
The utility model relates to an assembled mixed frame construction technique, in particular to girder steel and precast concrete post rigid connection connected node.
Background
In recent years, with the rapid development of fabricated buildings, a hybrid frame system formed by assembling steel beams and reinforced concrete columns is gradually developed and applied in engineering practice, and the characteristics of connecting nodes of the hybrid frame system are directly related to the stress performance and the construction performance of the whole structure. Most girder steel and precast concrete post connected node all belong to semi-rigid connection in the existing market, and in view of node design imperfection, the difficulty is pour in node core space and field operation is comparatively complicated, urgently need a good, the convenient reliable novel rigid connection node of being under construction of anti-seismic performance.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming not enough among the prior art, providing a girder steel and precast concrete post rigid connection node, the utility model discloses the assembly combination is convenient, and the scene does not need concrete placement, and the setting of nuclear core area cancellation stirrup makes things convenient for the concrete placement of mill, and the scene girder steel is connected with node nuclear core area subassembly stud welding, has good anti-seismic performance.
The utility model adopts the technical proposal that: the utility model provides a girder steel and precast concrete post rigid coupling connected node, includes:
an I-shaped steel beam;
the prefabricated concrete column comprises an upper column body and a lower column body, wherein stirrups and vertical steel bars are arranged in the upper column body and the lower column body; and the number of the first and second groups,
the node core assembly comprises a square steel pipe hoop plate and a plurality of node plate ribs, wherein the node plate ribs are arranged inside the square steel pipe hoop plate and are respectively distributed along the transverse direction and the longitudinal direction to divide the inner space of the square steel pipe hoop plate into grid-shaped spaces;
the node core assembly is arranged between the upper column body and the lower column body, vertical steel bars in the lower column body penetrate out of the upper end face of the lower column body and penetrate through a latticed space inside the square steel pipe hoop plate to the upper column body, and are fixedly connected with the vertical steel bars in the upper column body, and the node core assembly, the upper column body and the lower column body are connected into a whole through grouting;
and the I-shaped steel beam is rigidly connected with the outer surface of the square steel pipe hoop plate of the node core assembly.
Furthermore, each gusset plate rib is provided with a through hole.
Furthermore, two sides of each gusset plate rib are fixedly connected with the inner surface of the square steel pipe hoop plate through fillet welds.
Further, the number of the arrangement blocks of the gusset plate ribs is determined according to the sectional dimension of the precast concrete column, the arrangement distance between every two adjacent gusset plate ribs in each direction is 150-300 mm, and the number of the arrangement blocks of the gusset plate ribs in each direction is not less than two.
Furthermore, the upper portion of the node core assembly exceeds the upper flange of the I-shaped steel beam by 100mm, and the lower portion of the node core assembly exceeds the lower flange of the I-shaped steel beam by 100 mm.
Furthermore, an upper flange and a lower flange of the I-shaped steel beam are fixedly connected with the outer surface of the square steel pipe hoop plate through full penetration groove welding; the web plate of the I-shaped steel beam is fixedly connected with one side of the connecting plate through a friction type high-strength bolt, and the other side of the connecting plate is fixedly connected with the outer surface of the square steel pipe hoop plate through a fillet weld.
Further, a sleeve is arranged at the joint of the vertical steel bar in the lower column body and the vertical steel bar in the upper column body, and the vertical steel bar in the lower column body and the vertical steel bar in the upper column body are connected through grouting in the sleeve.
The utility model has the advantages that: the utility model relates to a girder steel and precast concrete post rigid coupling connected node, include: the prefabricated concrete column, the node core assembly and the I-shaped steel beam are all prefabricated in advance in a factory; the node core components are as follows: the square steel pipe hoop plate is internally provided with grid type gusset plate ribs, and the gusset plate ribs are provided with a plurality of through holes, so that concrete separated by the gusset plate ribs can be connected into a whole. The utility model discloses the assembly combination is convenient, and the scene does not need concrete placement, and the setting of nuclear core area cancellation stirrup makes things convenient for the concrete placement of mill, and the scene girder steel is connected with the traditional bolt welding of node core area subassembly, has good anti-seismic performance.
Drawings
FIG. 1: the utility model relates to a main view of a rigid connection joint of a steel beam and a precast concrete column;
FIG. 2: the utility model relates to a top view of a rigid connection joint of a steel beam and a precast concrete column;
FIG. 3: the utility model discloses a node core component top view;
FIG. 4: the utility model discloses a I-shaped steel roof beam sectional view.
The attached drawings are marked as follows:
1-i-section steel beam; 2-precast concrete column;
21-upper column; 22-lower column;
23-stirrup; 24-vertical reinforcement;
25-a sleeve; 3-node core Components;
31-square steel pipe hoop plate; 32-gusset plate ribs;
33-through hole; 34-connecting plate;
35-friction type high strength bolt; 36-backing plate.
Detailed Description
For further understanding of the contents, features and effects of the present invention, the following embodiments are exemplified and will be described in detail with reference to the accompanying drawings:
as shown in the attached drawings 1 to 4, the steel beam and precast concrete column 2 rigid connection joint comprises an I-shaped steel beam 1, a precast concrete column 2 and a joint core assembly 3 which are all prefabricated in advance in a factory.
The I-shaped steel beam 1 consists of an upper flange, a lower flange and a web plate.
The precast concrete post 2 comprises an upper post body 21 and a lower post body 22, and stirrups 23 and vertical steel bars 24 are arranged in the upper post body 21 and the lower post body 22.
The node core assembly 3 comprises a square steel pipe hoop plate 31 and a plurality of node plate ribs 32, wherein the node plate ribs 32 are arranged inside the square steel pipe hoop plate 31 and respectively divide the internal space of the square steel pipe hoop plate 31 into grid-shaped spaces along the transverse and longitudinal distribution. Both sides of each gusset plate rib 32 are fixedly connected with the inner surface of the square steel pipe hoop plate 31 through fillet welds. The number of the node plate ribs 32 is determined according to the sectional dimension of the precast concrete column 2, the arrangement distance between adjacent node plate ribs 32 in each direction is 150 mm-300 mm, and the number of the node plate ribs 32 in each direction is not less than two. Each gusset plate rib 32 is provided with a through hole 33, so that concrete which integrally connects the gusset core assembly 3 with the upper column body 21 and the lower column body 22 can flow inside the gusset core assembly 3, and the through connection of the concrete is facilitated.
The node core assembly 3 is arranged between the upper cylinder 21 and the lower cylinder 22, no stirrup 23 is arranged in the node core assembly 3, a vertical steel bar 24 in the lower cylinder 22 penetrates out of the upper end face of the lower cylinder 22 and penetrates through a latticed space inside the square steel tube hoop plate 31 to the upper cylinder 21, and is fixedly connected with the vertical steel bar 24 in the upper cylinder 21, a sleeve 25 is arranged at the joint of the vertical steel bar 24 in the lower cylinder 22 and the vertical steel bar 24 in the upper cylinder 21, and the vertical steel bar 24 in the lower cylinder 22 and the vertical steel bar 24 in the upper cylinder 21 are connected through grouting in the sleeve 25. And, concrete is poured into the node core assembly 3 so that the node core assembly 3 is integrally connected to the upper column 21 and the lower column 22. During construction, concrete can be poured into the node core assembly 3 in a factory to connect the node core assembly 3 and the lower column 22 into a whole, and then sleeve grouting is performed on site to connect the vertical steel bars 24 in the lower column 22 and the vertical steel bars 24 in the upper column 21, so that the node core assembly 3, the upper column 21 and the lower column 22 are connected into a whole.
The I-shaped steel beam 1 is rigidly connected with the outer surface of the square steel pipe hoop plate 31 of the node core component 3. The height L of the upper portion of the node core assembly 3 exceeding the upper flange of the I-shaped steel beam 1 is 100mm, the height L of the lower portion of the node core assembly 3 exceeding the lower flange of the I-shaped steel beam 1 is 100mm, and therefore local compressive stress of concrete can be effectively reduced. The upper flange and the lower flange of the I-shaped steel beam 1 are fixedly connected with the outer surface of the square steel pipe hoop plate 31 through full penetration groove welding, a backing plate 36 can be adopted to be respectively arranged below the upper flange and the lower flange, so that full penetration groove welding connection is facilitated, and the backing plate 36 is reserved after welding is completed; the web plate of the I-shaped steel beam 1 is fixedly connected with one side of the connecting plate 34 through a friction type high-strength bolt 35, and the other side of the connecting plate 34 is fixedly connected with the outer surface of the square steel pipe hoop plate 31 through a fillet weld.
Although the preferred embodiments of the present invention have been described with reference to the accompanying drawings, the present invention is not limited to the above-mentioned embodiments, which are only illustrative and not restrictive, and those skilled in the art can make many forms without departing from the spirit and scope of the present invention, which is within the protection scope of the present invention.
Claims (7)
1. The utility model provides a girder steel and precast concrete post (2) rigid connection connected node which characterized in that includes:
an I-shaped steel beam (1);
the prefabricated concrete column (2) comprises an upper column body (21) and a lower column body (22), and stirrups (23) and vertical steel bars (24) are arranged in the upper column body (21) and the lower column body (22); and the number of the first and second groups,
the node core assembly (3) comprises a square steel pipe hoop plate (31) and a plurality of node plate ribs (32), wherein the node plate ribs (32) are arranged inside the square steel pipe hoop plate (31) and are respectively distributed in the transverse direction and the longitudinal direction to divide the internal space of the square steel pipe hoop plate (31) into grid-shaped spaces;
the node core assembly (3) is arranged between the upper column body (21) and the lower column body (22), vertical steel bars (24) in the lower column body (22) penetrate out of the upper end face of the lower column body (22) and penetrate through a latticed space inside the square steel tube hoop plate (31) to the upper column body (21), and are fixedly connected with the vertical steel bars (24) in the upper column body (21), and the node core assembly (3) is connected with the upper column body (21) and the lower column body (22) into a whole through grouting;
the I-shaped steel beam (1) is rigidly connected with the outer surface of the square steel pipe hoop plate (31) of the node core assembly (3).
2. A rigid connection node of a steel beam and a precast concrete column (2) according to claim 1, characterized in that each of the gusset plate ribs (32) is provided with a through hole (33).
3. A steel beam and precast concrete column (2) rigid connection node according to claim 1, characterized in that both sides of each gusset plate rib (32) are fixedly connected with the inner surface of the square steel tube hoop plate (31) through fillet welds.
4. A steel beam and precast concrete column (2) rigid connection node according to claim 1, wherein the number of the arrangement blocks of the gusset plate ribs (32) is determined according to the sectional dimension of the precast concrete column (2), the arrangement interval of the adjacent gusset plate ribs (32) in each direction is between 150mm and 300mm, and the number of the arrangement blocks of the gusset plate ribs (32) in each direction is not less than two.
5. A steel beam and precast concrete column (2) rigid connection node according to claim 1, characterized in that the upper part of the node core assembly (3) exceeds the upper flange of the I-shaped steel beam (1) by 100mm, and the lower part of the node core assembly (3) exceeds the lower flange of the I-shaped steel beam (1) by 100 mm.
6. A steel beam and precast concrete column (2) rigid connection joint according to claim 1, characterized in that the upper flange and the lower flange of the I-shaped steel beam (1) are fixedly connected with the outer surface of the square steel tube hoop plate (31) by full penetration groove welding; the web plate of the I-shaped steel beam (1) is fixedly connected with one side of the connecting plate (34) through a friction type high-strength bolt (35), and the other side of the connecting plate (34) is fixedly connected with the outer surface of the square steel pipe hoop plate (31) through a fillet weld.
7. A steel beam and precast concrete column (2) rigid connection node according to claim 1, characterized in that a sleeve (25) is provided at the junction of the vertical rebars (24) in the lower column (22) and the vertical rebars (24) in the upper column (21), and the vertical rebars (24) in the lower column (22) and the vertical rebars (24) in the upper column (21) are connected by grouting in the sleeve (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020526538.7U CN212317182U (en) | 2020-04-10 | 2020-04-10 | Steel beam and precast concrete column rigid connection joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020526538.7U CN212317182U (en) | 2020-04-10 | 2020-04-10 | Steel beam and precast concrete column rigid connection joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212317182U true CN212317182U (en) | 2021-01-08 |
Family
ID=74019835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020526538.7U Active CN212317182U (en) | 2020-04-10 | 2020-04-10 | Steel beam and precast concrete column rigid connection joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212317182U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112900618A (en) * | 2021-01-27 | 2021-06-04 | 海南大学 | Prefabricated frame, beam column joint and construction method |
-
2020
- 2020-04-10 CN CN202020526538.7U patent/CN212317182U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112900618A (en) * | 2021-01-27 | 2021-06-04 | 海南大学 | Prefabricated frame, beam column joint and construction method |
| WO2022160386A1 (en) * | 2021-01-27 | 2022-08-04 | 海南大学 | Prefabricated assembly-type frame, prefabricated assembly-type beam-column joint and construction method therefor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109707104B (en) | Concrete-filled steel tube casting body with tie bars and construction method | |
| CN105804255A (en) | Assembling structure for prefabricated concrete beam and composite steel pipe concrete column, and construction method for assembling structure | |
| CN110173076B (en) | Structural system comprising high-seismic-resistance welding-free concrete filled steel tube column and construction method thereof | |
| CN113136943B (en) | Connecting joint of concrete filled steel tubular column and concrete beam | |
| CN112443041A (en) | Assembled bolted connection beam column node | |
| CN113502948B (en) | Reinforced concrete shear wall with steel connecting pieces and soft steel supports and construction method | |
| CN109057009B (en) | Prefabricated assembled concrete frame dry type node | |
| CN114922286A (en) | Assembly type replaceable energy consumption hybrid connection node and installation method | |
| CN107246109B (en) | The frame and its construction method that real compound concrete filled steel tube coupled column combination beam is constituted | |
| CN111335464A (en) | Fabricated concrete structure beam column connecting node and construction method thereof | |
| CN212317182U (en) | Steel beam and precast concrete column rigid connection joint | |
| CN214220084U (en) | Row-shaped steel concrete shear wall and assembly type building structure system thereof | |
| CN210976073U (en) | Steel tube bundle combined shear wall and steel beam connecting node | |
| CN111749346A (en) | Extension joint containing prefabricated concrete-filled steel tube core column component and construction method | |
| CN114575451B (en) | Construction method of assembled reinforced concrete frame | |
| CN111021630A (en) | Section steel concrete column and semi-assembly type construction method thereof | |
| KR100578641B1 (en) | Steel-Concrete Hybrid Column, Hybrid Structure System Using the Same, and Construction Method Thereof | |
| CN113431187B (en) | Layered assembly type beam column node | |
| CN212506737U (en) | Assembled beam column node | |
| CN212506733U (en) | Assembled concrete structure beam column connected node | |
| CN212104818U (en) | Assembled reinforced concrete structure post and connected node | |
| CN216109032U (en) | Reinforced rigid connection joint for steel beam and precast concrete column | |
| CN110016967B (en) | Prefabricated part composite beam-prefabricated superposed composite column connecting plate assembly type node | |
| CN106088398A (en) | A kind of combined wall board | |
| CN206090943U (en) | Composite wallboard |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |