CN212336295U - Prefabricated assembled concrete structure energy dissipation node - Google Patents
Prefabricated assembled concrete structure energy dissipation node Download PDFInfo
- Publication number
- CN212336295U CN212336295U CN201921493497.XU CN201921493497U CN212336295U CN 212336295 U CN212336295 U CN 212336295U CN 201921493497 U CN201921493497 U CN 201921493497U CN 212336295 U CN212336295 U CN 212336295U
- Authority
- CN
- China
- Prior art keywords
- column
- reinforced concrete
- prefabricated reinforced
- prefabricated
- embedded part
- 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 prefabricated concrete structure energy dissipation node, the utility model has the characteristics of strong energy dissipation capability, good ductility, good damping effect, and can avoid the collision of beam columns; and the construction is simple and convenient, the realization is easy, the cost is low, the occupied building space is small, and the use efficiency of the building space is not influenced. The new technology can be widely applied to the assembly of the integral frame structure and has wide engineering application prospect.
Description
Technical Field
The invention discloses an energy dissipation node of a prefabricated concrete structure, and belongs to the technical field of earthquake resistance, energy dissipation and shock absorption of engineering structures.
Background
With the continuous and rapid development of national economy, the improvement of energy-saving and environment-friendly requirements and the continuous increase of labor cost, the research of China on the aspect of fabricated concrete buildings gradually rises in the last decade. By adopting the prefabricated concrete structure, resources and energy can be effectively saved, the efficiency of materials in the aspects of realizing building energy conservation and structural performance is improved, the requirements of site construction on environmental conditions and the like are reduced, building wastes and adverse effects on the environment are reduced, the building function and structural performance are improved, the green development requirement of 'four sections and one environment' is effectively realized, the building process with low energy consumption and low emission is realized, the integral development of the building industry in China is promoted, and the preset aims of energy conservation and emission reduction are realized. The beam-column connection of the existing fabricated building mostly adopts wet connection, a cast-in-place concrete post-cast strip is adopted to connect the beam-column, the post-cast concrete in a node core area needs to be subjected to construction processes such as binding of reinforcing steel bars and formwork in the node area on site, the wet operation on site is more, and the construction quality of the prefabricated beam-column node core area is not easy to guarantee.
Therefore, it is necessary to develop a fabricated beam-column joint with reasonable structure and convenient construction, if the core area of the joint is prefabricated in the factory in advance and can be directly connected and installed on site, the construction period can be effectively shortened, the construction quality can be ensured, and the joint is provided with an energy dissipation angle brace and has the functions of energy dissipation and shock absorption.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provide a prefabricated concrete structure node. Compared with a post-pouring concrete method, the method can avoid binding reinforcing steel bars in the core area of the node and post-pouring concrete in the core area of the node in a construction site, eliminates working procedures such as a supporting template in the node area in the construction site and the like, reduces labor cost, effectively improves the connection quality of the node area, and adds the energy-consuming corner brace in the node, thereby not only enhancing the rigidity of the node, but also increasing the ductility of the node and reducing earthquake response. The node is easy and fast to assemble, stable in structure, strong in energy consumption capacity and stable in energy consumption effect. In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
the utility model provides a prefabricated assembled concrete structure energy dissipation node, is the right angle including prefabricated reinforced concrete post and prefabricated reinforced concrete roof beam and is connected, and the power consumption gusset is the oblique angle between prefabricated reinforced concrete post and prefabricated reinforced concrete roof beam and is connected, specific characterized in that: the prefabricated reinforced concrete column and the prefabricated reinforced concrete beam are connected in a right angle mode, and the prefabricated reinforced concrete column and the prefabricated reinforced concrete beam are connected in an oblique angle mode with the energy dissipation angle brace through the embedded parts on the prefabricated reinforced concrete column and the prefabricated reinforced concrete beam.
The structure that prefabricated reinforced concrete post and prefabricated reinforced concrete roof beam are right angle and are connected is: the column embedded part A is arranged on the side wall of the top end of the prefabricated reinforced concrete column and is matched with the beam embedded part A on the end face of the prefabricated reinforced concrete beam and fixedly connected with the prefabricated reinforced concrete beam through a high-strength bolt.
The column embedded part A is a T-shaped component, a column anchor plate of the column embedded part A is provided with a plurality of column anchor ribs, the column anchor ribs are embedded in the prefabricated reinforced concrete column, and a column connecting piece which is vertical to the column anchor plate is provided with a plurality of uniformly distributed bolt holes; the beam embedded part A is an n-shaped component, a plurality of beam anchor bars on a beam anchor plate of the beam embedded part A are embedded in the precast reinforced concrete beam, and a plurality of uniformly distributed bolt holes are formed on two parallel beam connecting pieces vertical to the beam anchor plate; the column connecting sheet of the column embedded part A is inserted between the two parallel beam connecting sheets of the beam embedded part A and is fixedly connected through the high-strength bolt.
The prefabricated reinforced concrete column and the prefabricated reinforced concrete beam are respectively provided with a column embedded part B and a beam embedded part B at the positions close to the end parts, the column embedded part B and the beam embedded part B are respectively welded with a column connecting plate and a beam connecting plate, and two ends of the energy dissipation angle brace are respectively fixedly connected with the column connecting plate and the beam connecting plate through high-strength bolts.
The column embedded part B and the beam embedded part B are both provided with a plurality of embedded anchoring ribs on a bottom plate, wherein the embedded anchoring ribs are respectively embedded in the prefabricated reinforced concrete column and the prefabricated reinforced concrete beam; the column connecting plate and the beam connecting plate are provided with bolt holes which are uniformly distributed, correspond to the bolt holes of the connecting plates at the two ends of the energy consumption angle brace and are fixedly connected through high-strength bolts.
The energy dissipation angle brace is a buckling restrained brace or a viscous damper, a metal damper or a friction type damper.
Compared with the prior connecting node, the invention has the following obvious prominent substantive characteristics and remarkable technical progress:
according to the invention, the concrete beam-column joint is made into the steel structure bolt connection joint, the energy dissipation member is added to be used as the corner brace, the beam-column joint rotates under the earthquake action, and the safety and reliability of the main body structure are improved by dissipating energy through the energy dissipation corner brace.
The assembled rigid node has the characteristics of strong energy consumption capability, good ductility and good damping effect, and can avoid the collision of beams and columns under the condition of large earthquake; and the construction is simple and convenient, the realization is easy, the cost is low, the occupied building space is small, and the use efficiency of the building space is not influenced.
Drawings
FIG. 1 is an overall schematic view of a novel concrete prefabricated assembled energy dissipation node frame of the invention;
FIG. 2 is a concrete structure diagram of the prefabricated energy dissipation node of the present invention;
FIG. 3 is a schematic view of a prefabricated column assembly of the novel prefabricated concrete assembled energy dissipation node of the invention;
FIG. 4 is a schematic view of a precast beam assembly of the novel concrete precast fabricated energy dissipation node of the invention;
FIG. 5 is a schematic view of a novel concrete prefabricated assembled energy dissipation node column embedded part A of the invention;
FIG. 6 is a schematic view of a novel concrete prefabricated assembled energy dissipation node beam embedded part A of the invention;
FIG. 7 is a schematic view of the energy dissipation angle brace of the novel concrete prefabricated energy dissipation node of the invention;
fig. 8 is a schematic diagram of a novel concrete prefabricated assembled energy dissipation node column embedded part B and a beam embedded part B.
Reference numbers in the figures: the method comprises the following steps of 1-prefabricating a reinforced concrete column, 2-column embedded parts A, 3-beam embedded parts A, 4-prefabricating a reinforced concrete beam, 5-column embedded parts B, 6-beam embedded parts B, 7-column connecting plates, 8-beam connecting plates, 9-energy dissipation angle braces and 10-high-strength bolts.
Detailed Description
The preferred embodiments of the present invention are described in detail below with reference to the accompanying drawings:
the first embodiment is as follows:
referring to fig. 1-8, this prefabricated assembled concrete structure energy dissipation node is the right angle including prefabricated reinforced concrete post 1 and prefabricated reinforced concrete beam 4 and is connected, and power consumption gusset 9 is oblique angle between prefabricated reinforced concrete post 1 and prefabricated reinforced concrete beam 4 and is connected, specific characterized in that: the prefabricated reinforced concrete column 1 is connected with the prefabricated reinforced concrete beam 4 at a right angle, and is connected with the energy dissipation angle brace 9 at an oblique angle therebetween, and the connection is realized through embedded parts on the prefabricated reinforced concrete column 1 and the prefabricated reinforced concrete beam 4.
Example two: this embodiment is substantially the same as the first embodiment, and is characterized in that:
the structure that prefabricated reinforced concrete post 1 and prefabricated reinforced concrete roof beam 4 are the right angle and are connected is: column embedded parts A3 are arranged on the side wall of the top end of the prefabricated reinforced concrete column 1, matched with beam embedded parts A3) on the end face of the prefabricated reinforced concrete beam 4 and fixedly connected through high-strength bolts 10.
The column embedded part A2 is a T-shaped component, a plurality of column anchor bars 2-3 are arranged on a column anchor plate 2-2, the column anchor bars are embedded in the prefabricated reinforced concrete column 1, and a plurality of bolt holes are uniformly distributed on a column connecting plate 2-1 which is vertical to the column anchor plate 2-2; the beam embedded part 3 is an n-shaped component, a plurality of beam anchor bars 3-3 are embedded in the precast reinforced concrete beam 4 on a beam anchor plate 3-2, and a plurality of bolt holes are uniformly distributed on two parallel beam connecting plates 3-1 which are vertical to the beam anchor plate 3-2; the column connecting pieces 2-1 of the column embedded part A2 are inserted between the two parallel beam connecting pieces 3-1 of the beam embedded part A3 and fixedly connected through high-strength bolts 10.
The prefabricated reinforced concrete column 1 and the prefabricated reinforced concrete beam 4 are respectively provided with a column embedded part B5 and a beam embedded part B6 at the positions close to the end parts, the column embedded part B5 and the beam embedded part B6 are respectively welded with a column connecting plate 7 and a beam connecting plate 8, and two ends of the energy dissipation angle brace 9 are respectively fixedly connected with the column connecting plate 7 and the beam connecting plate 8 through high-strength bolts 10.
The column embedded part B5 and the beam embedded part B6 are both provided with a plurality of embedded anchoring ribs on a bottom plate, wherein the embedded anchoring ribs are respectively embedded in the prefabricated reinforced concrete column 1 and the prefabricated reinforced concrete beam 4; the column connecting plate 7 and the beam connecting plate 8 are provided with bolt holes which are uniformly distributed, correspond to the bolt holes of the connecting plates at two ends of the energy consumption angle brace 9 and are fixedly connected through high-strength bolts 10.
The energy dissipation angle brace 9 is a buckling restrained brace or a viscous damper, a metal damper or a friction damper.
Example three:
as shown in fig. 1-8, the prefabricated beam-column energy-consuming steel node comprises a prefabricated reinforced concrete column 1, a column embedded part a2, a beam embedded part A3, a prefabricated reinforced concrete beam 4, a column embedded part B5, a beam embedded part B6, a column connecting plate 7, a beam connecting plate 8, an energy-consuming support 9 and a high-strength bolt 10.
And (3) processing prefabricated parts in a factory:
the column embedded part A2 is composed of anchor bars, an anchor plate and a steel plate, the anchor bars and the anchor plate are connected by perforation welding seams, and the anchor plate is welded with the steel plate, as shown in figure 5.
The beam embedded part A3 is composed of anchor bars, an anchor plate and two steel plates, the anchor bolts are connected with the anchor plate by perforation welding seams, and the anchor plate is welded with the two steel plates, as shown in figure 6.
The prefabricated reinforced concrete upright post 1 is manufactured and bound with longitudinal bars and stirrups in the post, then embedded and fixed with a post embedded part A2 and a post embedded part B5, and finally molded by casting, as shown in FIG. 3; the precast reinforced concrete beam 4 is manufactured and bound with longitudinal bars and stirrups in the beam, then the fixed beam embedded part A3 and the beam embedded part B6 are embedded, and finally the precast reinforced concrete beam is molded by casting, as shown in FIG. 4.
The column embedded part B5 can be embedded into the prefabricated reinforced concrete column 1 firstly, the outer surface of the column embedded part B is welded with the column connecting plate 7 after casting molding, and can also be welded with the column connecting plate 7 firstly and then embedded into the prefabricated reinforced concrete column 1 for casting molding.
The beam embedded part B6 can be embedded into the precast reinforced concrete beam 4 firstly, the outer surface of the beam embedded part B6 is welded with the beam connecting plate 8 after the beam embedded part B is cast, and can also be welded with the beam connecting plate 8 firstly and then embedded into the precast reinforced concrete beam 4 for cast molding.
Assembling the field components:
hoisting and fixing the prefabricated reinforced concrete column 1, hoisting and fixing the prefabricated reinforced concrete beam 4, aligning the column embedded part A2 with the beam embedded part A3, connecting and fixing the column embedded part A3578 by using a high-strength bolt 10, paying attention to leveling while installing, after the two ends of the beam are installed, rigidly connecting the two ends of the energy-consuming angle brace 9 to the column connecting plate 7 and the beam connecting plate 8 by using the high-strength bolt 10, and completing the installation of the beam column, as shown in figure 2.
Claims (6)
1. The utility model provides a prefabricated assembled concrete structure energy dissipation node, is the right angle including prefabricated reinforced concrete post (1) and prefabricated reinforced concrete roof beam (4) and is connected, and power consumption angle brace (9) are the oblique angle between prefabricated reinforced concrete post (1) and prefabricated reinforced concrete roof beam (4) and are connected its characterized in that: the prefabricated reinforced concrete column (1) is connected with the prefabricated reinforced concrete beam (4) at a right angle, and is connected with the energy dissipation angle brace (9) at an oblique angle between the prefabricated reinforced concrete column and the prefabricated reinforced concrete beam through embedded parts on the prefabricated reinforced concrete column (1) and the prefabricated reinforced concrete beam (4).
2. The prefabricated concrete structure energy dissipation node of claim 1, wherein: the structure that prefabricated reinforced concrete post (1) and prefabricated reinforced concrete roof beam (4) are the right angle and are connected is: the column embedded part A (2) is arranged on the side wall of the top end of the prefabricated reinforced concrete column (1), is matched with the beam embedded part A (3) on the end face of the prefabricated reinforced concrete beam (4) and is fixedly connected with the prefabricated reinforced concrete beam through a high-strength bolt (10).
3. The prefabricated concrete structure energy dissipation node of claim 2, wherein: the column embedded part A (2) is a T-shaped component, a plurality of column anchor bars (2-3) are arranged on a column anchor plate (2-2) of the column embedded part A, the column anchor bars are embedded in the prefabricated reinforced concrete column (1), and a plurality of uniformly distributed bolt holes are arranged on a column connecting plate (2-1) which is vertical to the column anchor plate (2-2); the beam embedded part A (3) is an n-shaped component, a plurality of beam anchor bars (3-3) are embedded in the precast reinforced concrete beam (4) on a beam anchor plate (3-2), and a plurality of uniformly distributed bolt holes are formed in two parallel beam connecting plates (3-1) which are vertical to the beam anchor plate (3-2); the column connecting sheets (2-1) of the column embedded part A (2) are inserted between the two parallel beam connecting sheets (3-1) of the beam embedded part A (3) and fixedly connected through high-strength bolts (10).
4. The prefabricated concrete structure energy dissipation node of claim 1, wherein: the prefabricated reinforced concrete column (1) and the prefabricated reinforced concrete beam (4) are respectively provided with a column embedded part B (5) and a beam embedded part B (6) at the positions close to the end parts, the column embedded part B and the beam embedded part B are respectively welded with a column connecting plate (7) and a beam connecting plate (8), and two ends of the energy-consuming corner brace (9) are respectively fixedly connected with the column connecting plate (7) and the beam connecting plate (8) through high-strength bolts (10).
5. The prefabricated concrete structure energy dissipation node of claim 4, wherein: the column embedded part B (5) and the beam embedded part B (6) are both provided with a plurality of embedded anchoring ribs on a bottom plate, wherein the embedded anchoring ribs are respectively embedded in the prefabricated reinforced concrete column (1) and the prefabricated reinforced concrete beam (4); the column connecting plate (7) and the beam connecting plate (8) are provided with bolt holes which are uniformly distributed, correspond to the bolt holes of the connecting plates at the two ends of the energy consumption angle brace (9), and are fixedly connected through high-strength bolts (10).
6. The prefabricated concrete structure energy dissipation node of claim 1, wherein: the energy dissipation angle brace (9) is a buckling restrained brace or a viscous damper, a metal damper or a friction type damper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921493497.XU CN212336295U (en) | 2019-09-10 | 2019-09-10 | Prefabricated assembled concrete structure energy dissipation node |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921493497.XU CN212336295U (en) | 2019-09-10 | 2019-09-10 | Prefabricated assembled concrete structure energy dissipation node |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212336295U true CN212336295U (en) | 2021-01-12 |
Family
ID=74064871
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921493497.XU Active CN212336295U (en) | 2019-09-10 | 2019-09-10 | Prefabricated assembled concrete structure energy dissipation node |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212336295U (en) |
-
2019
- 2019-09-10 CN CN201921493497.XU patent/CN212336295U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110805129A (en) | Prefabricated assembled concrete structure energy dissipation node | |
| CN103334490B (en) | One how high-rise assembling type steel structure frame supported system | |
| CN103255841A (en) | Assembly-type concrete column-steel beam overhanging end plate type node connecting device | |
| CN109083308B (en) | Anti-seismic prefabricated assembly type wall and construction method thereof | |
| CN106368348A (en) | Overlapped combined shear wall with double-phase stress characteristic | |
| CN108468378B (en) | Prefabricated node of concrete structure | |
| CN202430876U (en) | Floor system with structure of steel and concrete precast slabs | |
| CN210507829U (en) | Assembly type building connecting node of steel pipe concrete column-precast concrete composite beam | |
| CN103397700A (en) | Connection structure of building composite floor slab and steel tube shear wall | |
| CN203475665U (en) | Connecting structure of steel beam and composite floor slab of building | |
| CN108867939B (en) | Buckling-restrained steel plate shear wall | |
| CN112282121A (en) | Prefabricated built-in corrugated steel plate reinforced concrete combined shear wall and construction process | |
| CN212336295U (en) | Prefabricated assembled concrete structure energy dissipation node | |
| CN203475609U (en) | Connecting structure of composite floor slab and steel tube shear wall of building | |
| CN114687478B (en) | Built-in lattice column type double-steel-plate shear wall with shear wall-beam node domain | |
| CN203475649U (en) | Connecting structure of upper steel tube shear wall and lower steel tube shear wall in vertical direction of building | |
| CN103397720A (en) | Steel tube shear wall for building | |
| CN103835395A (en) | Prestress oblique double-layer folded steel plate shear wall | |
| CN208633313U (en) | Assembling truss type light steel frame-steel mesh-Combined concrete wall | |
| CN207794407U (en) | A kind of composite floor system system based on beams of concrete and light gauge cold-formed steel shape beam | |
| CN106978908B (en) | Embedded prestress assembly type frame reinforcing structure with shearing mild steel damper | |
| CN103388364A (en) | Connection structure for two steel tube shear walls on building plane | |
| CN214574943U (en) | Assembled modularization lightweight steel construction wall body | |
| CN216587160U (en) | Node structure of steel plate composite shear wall and concrete beam | |
| CN111719692B (en) | Prefabricated reinforced concrete beam column side node |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |