Fabricated shear wall connection node structure
By opening slots on the sides of concrete beams and columns and installing fixed connection seats, a reliable connection between the shear wall reinforcement and the concrete beams and columns is achieved, solving the problem of weak connections in prefabricated shear walls and improving seismic performance and construction efficiency.
Patent Information
- Application Number
- CN202423232985.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-26
- Publication Date
- 2025-12-05
- Estimated Expiration
- 2034-12-26
AI Technical Summary
The existing prefabricated shear walls have high requirements for fixing the connection parts, are difficult to construct, have weak connections, and poor seismic performance, which affects the durability and safety of the building.
Concrete grooves are made on the side of concrete beams and columns, and fixed connection seats are installed in the grooves. The connection seats are fixed by threaded sleeves and high-strength bolts, so as to connect the transverse and longitudinal reinforcement of the shear wall to the fixed connection seats. The concrete is then poured into an integral structure.
It improves the reliable connection between concrete beams and columns and shear wall reinforcement, enhances seismic performance, simplifies connection operations, and improves construction efficiency.
Smart Images
Figure CN223634105U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The application relates to a connecting node structure, in particular to a prefabricated shear wall connecting node structure, and belongs to the technical field of building engineering. BACKGROUND
[0002] The prefabricated shear wall is prefabricated in a factory, transported to a site for assembly and fixation, has the characteristics of short construction period and high intensity, and has a wide application in building engineering. However, the fixation requirement of the connecting part of the prefabricated shear wall is high, is directly related to the safety and stability of the shear wall, the connecting part of the prefabricated shear wall is the weakest part under stress, and determines the durability and safety of the building. The traditional sleeve connection and grouting fixation mode has many disadvantages, not only the butt joint between the steel bars and the sleeve is difficult, the production precision of the prefabricated shear wall is high, and the connecting part is relatively weak and has poor seismic performance. The prefabricated shear wall has a large number of longitudinal and transverse intersecting steel bars, and the direct welding fixation mode of the internal steel bars of the concrete beam column and the shear wall not only has a large construction difficulty, but also is difficult to guarantee the installation quality. For a long time, there is a lack of a stable and reliable connecting structure which is simple in installation and connection operation to solve the above technical problems. SUMMARY
[0003] The application aims at the defects and deficiencies that the existing connecting mode of the concrete beam column and the prefabricated shear wall has a large construction difficulty, is difficult to guarantee the installation quality, the connecting part is relatively weak, and has poor seismic performance, and influences the durability and safety of the building, and provides a prefabricated shear wall connecting node structure which is reasonable in structure, guarantees the reliable connection between the concrete beam column and the internal steel bars of the shear wall, improves the seismic performance, is simple in connecting operation, and is high in construction efficiency.
[0004] In order to realize the above application purposes, the technical scheme of the application is as follows: a prefabricated shear wall connecting node structure, comprising a concrete beam column and a shear wall, a concrete notch is formed in the side surface of the concrete beam column which is installed with the shear wall, a sleeve fixing hole is formed in the bottom of the concrete notch, a threaded sleeve is fixedly installed in the sleeve fixing hole, a fixed connecting seat is fixed to the outer end of the threaded sleeve, a plurality of installation grooves or installation holes in different directions are formed in the fixed connecting seat, shear wall transverse steel bars and shear wall longitudinal steel bars which are arranged on the side surface connecting end surface of the shear wall are arranged to protrude from the surface, and the shear wall transverse steel bars and the shear wall longitudinal steel bars are fixed to the fixed connecting seat through the installation grooves or the installation holes.
[0005] Further, a plurality of threaded sleeves are uniformly distributed in the concrete notch.
[0006] Further, the fixed connecting seat is made of channel steel, I-steel or T-steel, and comprises a transverse steel plate and a longitudinal steel plate, which are fixed perpendicularly to each other, and is located in the concrete slot.
[0007] Further, transverse connecting grooves are formed in the transverse steel plate, and longitudinal connecting grooves are formed in the longitudinal steel plate, and the transverse steel bars of the shear wall pass through the transverse connecting grooves and are fixed, and the longitudinal steel bars of the shear wall pass through the longitudinal connecting grooves and are fixed.
[0008] Further, the part of the transverse steel bars or longitudinal steel bars of the shear wall located outside the shear wall is provided in an L shape, and the L-shaped steel bars are arranged in the mounting groove.
[0009] Further, the threaded sleeve is provided with internal threads, and the fixed connecting seat is fixed in the threaded hole of the threaded sleeve through a high-strength screw rod.
[0010] Further, the outer end of the threaded sleeve is welded to the fixed connecting seat.
[0011] The beneficial effects of the present application are:
[0012] 1. The concrete slot is formed in the side of the concrete beam column, the fixed connecting seat is fixed in the concrete slot, and the connection and fixation between the fixed connecting seat and the transverse steel bars and longitudinal steel bars of the shear wall are realized through the connecting seat, so as to ensure the reliable connection between the concrete beam column and the internal steel bars of the shear wall.
[0013] 2. The structure of the present application is reasonable, the transverse steel bars and longitudinal steel bars inside the shear wall pass through the fixed connecting seat, and are integrated through concrete pouring in the later stage, so as to make the connection between the internal steel bars of the shear wall and the fixed connecting seat very firm, and thus make the connection between the concrete beam column and the shear wall through the fixed connecting seat more reliable. BRIEF DESCRIPTION OF DRAWINGS
[0014] Figure 1 is a structural schematic view of the present application.
[0015] Figure 2 is a top view of Figure 1 .
[0016] Figure 3 is a structural schematic view of the fixed connecting seat of the present application.
[0017] In the figure: concrete beam column 1, shear wall 2, concrete slot 3, transverse steel bars of shear wall 4, longitudinal steel bars of shear wall 5, sleeve fixing hole 6, threaded sleeve 7, fixed connecting seat 8, transverse steel plate 9, longitudinal steel plate 10, high-strength screw rod 11, transverse connecting groove 12, longitudinal connecting groove 13. DETAILED DESCRIPTION
[0018] The application is further described in detail below in conjunction with the accompanying drawings and specific embodiments.
[0019] Referring to Figures 1 to 3 The application discloses a prefabricated shear wall connecting joint structure, which comprises a concrete beam column 1 and a shear wall 2, and is characterized in that: a concrete slot 3 is formed in the side surface of the concrete beam column 1 on which the shear wall 2 is installed, a sleeve fixing hole 6 is formed in the bottom of the concrete slot 3, a threaded sleeve 7 is fixedly installed in the sleeve fixing hole 6, a fixed connecting seat 8 is fixed to the outer end of the threaded sleeve 7, a plurality of installation grooves or installation holes in different directions are formed in the fixed connecting seat 8, a shear wall transverse steel bar 4 and a shear wall longitudinal steel bar 5 are arranged on the side surface connecting end surface of the shear wall 2 and protrude from the surface, and the shear wall transverse steel bar 4 and the shear wall longitudinal steel bar 5 are fixed to the fixed connecting seat 8 through the installation grooves or installation holes.
[0020] A plurality of threaded sleeves 7 are uniformly distributed in the concrete slot 3.
[0021] The fixed connecting seat 8 is made of a channel steel, an I-steel or a T-shaped steel, and comprises a transverse steel plate 9 and a longitudinal steel plate 10, wherein the transverse steel plate 9 and the longitudinal steel plate 10 are fixedly perpendicular to each other, and the fixed connecting seat 8 is located in the concrete slot 3.
[0022] A transverse connecting groove hole 12 is formed in the transverse steel plate 9, and a longitudinal connecting groove hole 13 is formed in the longitudinal steel plate 10, wherein the shear wall transverse steel bar 4 passes through the transverse connecting groove hole 12 and is fixed, and the shear wall longitudinal steel bar 5 passes through the longitudinal connecting groove hole 13 and is fixed.
[0023] The shear wall transverse steel bar 4 or the shear wall longitudinal steel bar 5 is arranged in an L shape at the portion located outside the shear wall 2 and arranged in the installation groove.
[0024] The threaded sleeve 7 is provided with an internal thread, and the fixed connecting seat 8 is fixed in the threaded hole of the threaded sleeve 7 through a high-strength screw rod 11.
[0025] The outer end of the threaded sleeve 7 is welded and fixed to the fixed connecting seat 8.
[0026] In order to facilitate the fixation of the prefabricated shear wall, the concrete slot 3 is formed in the side surface of the concrete beam column 1 on which the shear wall 2 is installed, so as to provide sufficient installation butt joint space for the fixed connecting seat 8, and the connection and fixation between the shear wall transverse steel bar and the shear wall longitudinal steel bar are realized through the fixed connecting seat.
[0027] The concrete groove 3 is evenly provided with a plurality of threaded sleeves 7, and a plurality of embedded parts can also be provided. The outer end of the threaded sleeve 7 is fixedly connected with a fixed connecting seat 8. The threaded sleeve 7 is provided with an internal thread, and the fixed connecting seat 8 is fixed in the threaded hole of the threaded sleeve 7 through a high-strength screw rod 11, or the outer end of the threaded sleeve 7 is welded with the fixed connecting seat 8. The fixed connecting seat 8 is used as a connecting and fixing part to realize the connection and fixation of the shear wall 2. The fixed connecting seat 8 is made of channel steel, I-beam or T-shaped steel. The fixed connecting seat 8 includes a transverse steel plate 9 and a longitudinal steel plate 10. The transverse steel plate 9 and the longitudinal steel plate 10 are fixed perpendicular to each other. The fixed connecting seat 8 is located in the concrete groove 3.
[0028] The shear wall 2 is provided with transversely and longitudinally intersecting shear wall transverse steel bars 4 and shear wall longitudinal steel bars 5. The shear wall transverse steel bars 4 and the shear wall longitudinal steel bars 5 on the side connecting end surface of the shear wall 2 are provided to protrude out of the surface. The shear wall transverse steel bars 4 and the shear wall longitudinal steel bars 5 are fixed with the fixed connecting seat 8 through mounting grooves or mounting holes, or are fixed with the fixed connecting seat 8 through welding. Specifically, the transverse connecting groove hole 12 is formed on the transverse steel plate 9, and the longitudinal connecting groove hole 13 is formed on the longitudinal steel plate 10. The shear wall transverse steel bars 4 pass through the transverse connecting groove hole 12 and are fixed, and the shear wall longitudinal steel bars 5 pass through the longitudinal connecting groove hole 13 and are fixed. The part of the shear wall transverse steel bars 4 or the shear wall longitudinal steel bars 5 located outside the shear wall 2 is provided in an L shape and is arranged in the mounting groove. After the shear wall 2 is fixed, the gap between the concrete beam column 1 and the shear wall 2 is grouted with concrete. The concrete groove 3, the threaded sleeve 7, the fixed connecting seat 8 and the exposed steel bars are grouted into the cast-in-place concrete to form an integral structure.
[0029] The above is a further detailed description of the present application in combination with the specific embodiments. It cannot be considered that the specific embodiments of the present application are limited to these descriptions. For ordinary skilled persons in the technical field to which the present application belongs, various simple replacements, improvements and changes can be made without departing from the concept of the present application. The various simple replacements, improvements and changes made should be considered to belong to the protection scope of the present application.
Claims
1. A fabricated shear wall connection node construction comprising a concrete beam column (1) and a shear wall (2), characterized in that: The side of the concrete beam column (1) installed shear wall (2) is provided with concrete notch (3), the bottom of concrete notch (3) is provided with sleeve fixing hole (6), the sleeve fixing hole (6) is fixedly installed with threaded sleeve (7), the outer end of threaded sleeve (7) is fixed with fixed connecting seat (8), a plurality of installation grooves or installation holes in different directions are formed in fixed connecting seat (8), the side connecting end face of shear wall (2) is provided with shear wall transverse steel bars (4) and shear wall longitudinal steel bars (5) extending out of the surface, the shear wall transverse steel bars (4) and shear wall longitudinal steel bars (5) are fixed with fixed connecting seat (8) through installation grooves or installation holes.
2. The fabricated shear wall connection node construction of claim 1, wherein: The concrete notch (3) is uniformly distributed with a plurality of threaded sleeves (7).
3. The prefabricated shear wall connection node construction of claim 1, wherein: The fixed connecting seat (8) is made of channel steel, I-beam or T-shaped steel, and the fixed connecting seat (8) comprises a transverse steel plate (9) and a longitudinal steel plate (10), wherein the transverse steel plate (9) and the longitudinal steel plate (10) are fixed perpendicular to each other, and the fixed connecting seat (8) is located in the concrete notch (3).
4. The fabricated shear wall connection node construction of claim 3, wherein: The transverse steel plate (9) is provided with a transverse connecting groove hole (12), and the longitudinal steel plate (10) is provided with a longitudinal connecting groove hole (13), wherein the shear wall transverse steel bars (4) pass through the transverse connecting groove hole (12) and are fixed, and the shear wall longitudinal steel bars (5) pass through the longitudinal connecting groove hole (13) and are fixed.
5. The fabricated shear wall connection node construction of claim 1, wherein: The part of the shear wall transverse steel bars (4) or shear wall longitudinal steel bars (5) located outside the shear wall (2) is provided in an L shape, and the L-shaped steel bars are arranged in the installation groove.
6. The fabricated shear wall connection node construction of claim 1, wherein: The threaded sleeve (7) is provided with an internal thread, and the fixed connecting seat (8) is fixed in the threaded hole of the threaded sleeve (7) through a high-strength screw rod (11).
7. The prefabricated shear wall connection node construction of claim 1, wherein: The outer end of the threaded sleeve (7) is welded with the fixed connecting seat (8).