Anti-seismic fabricated concrete shear wall
By designing the connection between wall panels and steel bars in concrete shear walls, and using technical means such as shock absorbing plates and filling ports, the problems of cement seepage and connection stability are solved, and higher seismic resistance and stable connection effect are achieved.
Patent Information
- Application Number
- CN202421980137.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-08-15
- Publication Date
- 2025-06-13
- Estimated Expiration
- 2034-08-15
AI Technical Summary
When existing concrete shear walls are connected horizontally, cement is prone to seep out and cannot be poured into place, resulting in the pollution of the construction site and the stability of the connection.
A seismic prefabricated concrete shear wall was designed to improve seismic performance through the connection between wall panels and steel bars, and the shock absorbing plates were used to improve seismic performance. The filling ports and rubber blocks were set to facilitate cement filling, and the engagement support effect was achieved through the connecting ring and movable rod to avoid cement seepage.
It improves the strength and seismic resistance of the connection between wall panels, ensures that cement is in place, reduces construction site pollution, and enhances the stable performance of the connection.
Smart Images
Figure CN222976157U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of concrete shear walls, and specifically relates to an earthquake-resistant prefabricated concrete shear wall. Background Technique
[0002] A shear wall is also called a wind-resistant wall, an earthquake-resistant wall or a structural wall. It is a wall in a building or structure that mainly bears the horizontal load and vertical load caused by wind load or earthquake action, preventing the structure from shear failure. However, when using the existing concrete shear walls, the assembly connection between the walls often pours cement on site, using a wet processing method. For the longitudinal assembly connection on the side, affected by gravity, not too much cement will seep out. But for the horizontal connection, cement will seep out, the cement cannot be poured in place, and it will cause pollution to the construction site, affecting the stability of the connection. Content of the Utility Model
[0003] The purpose of the utility model is to provide an earthquake-resistant prefabricated concrete shear wall to solve the problems of horizontal connection in the above background technique, where cement will seep out, the cement cannot be poured in place, and it will cause pollution to the construction site, affecting the stability of the connection.
[0004] To achieve the above purpose, the utility model provides the following technical solution. An earthquake-resistant prefabricated concrete shear wall includes a wall panel. A connection ring is fixedly connected to the surface of the wall panel. A steel bar is fixedly connected to the side surface of the wall panel. A shock-absorbing plate is fixedly connected to the surface of the steel bar. A perfusion port is penetrated through the surface of the wall panel. A rubber block is fixedly connected to the inner side of the perfusion port. A movable rod is movably connected to the surface of the connection ring. A rotating rod is fixedly connected to the outer surface of the movable rod. A rotating groove is opened on the surface of the connection ring. A torsion spring is sleeved on the outer surface of the rotating rod.
[0005] Preferably, the connection rings are distributed in a "U" shape on the upper and lower sides of the wall panel, and the steel bars act in a long rod shape on the left and right sides of the wall panel.
[0006] Preferably, the cross-section of the shock-absorbing plate is in a "U" shape, and both ends of the shock-absorbing plate are fixedly connected to the outer surface of the steel bar.
[0007] Preferably, the perfusion port is circular, the cross-section of the rubber block is fan-shaped, and the rubber blocks are evenly distributed on the inner side of the perfusion port.
[0008] Preferably, the movable rod is cylindrical, and the movable rods are distributed in two groups oppositely on the surface of adjacent connection rings.
[0009] Preferably, the movable rod is rotationally connected to the connection ring through the rotating rod and the rotating groove, and both ends of the torsion spring are fixedly connected to the outer surface of the rotating rod and the inner side of the rotating groove.
[0010] Compared with the prior art, the beneficial effects of the utility model are as follows:
[0011] 1. Through the connection between the wall panel and the steel bar, under the action of the steel bar, the connection strength and performance between the wall panels are improved. Under the action of the shock-absorbing plate, the seismic performance of the connection between the wall panels can be realized. Through the connection of the perfusion port and the rubber block, it is convenient for the cement perfusion operation of the connection between the wall panels. Under the connection of the connection ring and the movable rod, through the action of the movable rod, the clamping and supporting effect between the connection rings is realized, avoiding the perfusion of cement, and improving the stability performance and seismic effect of the connection. BRIEF DESCRIPTION OF THE DRAWINGS
[0012] Figure 1 is a front view three-dimensional schematic diagram of the structure of the utility model;
[0013] Figure 2 is a partial three-dimensional schematic diagram of the structure of the utility model;
[0014] Figure 3 is a partial three-dimensional exploded schematic diagram of the connection structure of the wall panel of the utility model;
[0015] Figure 4 is a three-dimensional schematic diagram of the structure of the perfusion port of the utility model;
[0016] Figure 5 is a partial three-dimensional schematic diagram of the connection structure of the connection ring of the utility model;
[0017] Figure 6 For the utility model Figure 5 is an enlarged schematic diagram of the structure at A in the figure.
[0018] In the figure: 1. Wall panel; 2. Connection ring; 3. Shock-absorbing plate; 4. Steel bar; 5. Perfusion port; 6. Rubber block; 7. Movable rod; 8. Rotating rod; 9. Rotating groove; 10. Torsion spring. DETAILED DESCRIPTION OF THE EMBODIMENTS
[0019] Please refer to Figures 1-6 , an embodiment provided by the utility model:
[0020] An earthquake-resistant precast concrete shear wall includes a wall panel 1. A connection ring 2 is fixedly connected to the surface of the wall panel 1. A steel bar 4 is fixedly connected to the side surface of the wall panel 1. A shock-absorbing plate 3 is fixedly connected to the surface of the steel bar 4. A perfusion port 5 is penetrated through the surface of the wall panel 1. A rubber block 6 is fixedly connected to the inner side of the perfusion port 5. A movable rod 7 is movably connected to the surface of the connection ring 2. A rotating rod 8 is fixedly connected to the outer surface of the movable rod 7. A rotating groove 9 is formed on the surface of the connection ring 2. A torsion spring 10 is sleeved on the outer surface of the rotating rod 8. Through the connection between the wall panel 1 and the connection ring 2, under the connection of the connection ring 2 and the movable rod 7, through the action of the movable rod 7, the connection and support effect between the connection rings 2 is realized.
[0021] Further, the connecting ring 2 is distributed in a "U" shape on the upper and lower sides of the wall panel 1, and the steel bars 4 act in a long rod shape on the left and right sides of the wall panel 1. Through the connection between the connecting ring 2 and the wall panel 1, under the action of the connecting ring 2, the connection operation of the wall panel 1 is completed.
[0022] Further, the cross-section of the shock-absorbing plate 3 is in a "U" shape, and both ends of the shock-absorbing plate 3 are fixedly connected to the outer surface of the steel bar 4. Through the connection between the shock-absorbing plate 3 and the steel bar 4, under the action of the steel bar 4, the connection strength between the wall panels 1 is improved, and under the action of the shock-absorbing plate 3, the anti-seismic operation of the connection between the wall panels 1 is completed.
[0023] Further, the pouring port 5 is circular in shape, the cross-section of the rubber block 6 is fan-shaped, and the rubber blocks 6 are evenly distributed inside the pouring port 5. Through the connection between the pouring port 5 and the rubber block 6, under the action of the rubber block 6, the passage of the pouring port 5 is controlled, and the cement pouring operation inside the wall panel 1 is completed.
[0024] Further, the movable rod 7 is cylindrical in shape, and the movable rod 7 is distributed in two groups oppositely on the surface of the adjacent connecting ring 2. Through the connection between the connecting ring 2 and the movable rod 7, under the action of the movable rod 7, the insertion and support effect of the connection between the connecting rings 2 is realized, and its connection stability performance and effect are improved.
[0025] Further, the movable rod 7 is rotatably connected to the connecting ring 2 through a rotating rod 8 and a rotating groove 9. Both ends of the torsion spring 10 are fixedly connected to the outer surface of the rotating rod 8 and the inner side of the rotating groove 9. Under the connection between the movable rod 7 and the rotating rod 8, through the rotational connection between the rotating rod 8 and the rotating groove 9, the rotational support effect of the movable rod 7 on the connecting ring 2 is realized, and under the action of the torsion spring 10, the elastic rotation effect of the movable rod 7 on the connecting ring 2 is achieved.
[0026] Working principle: When assembling the wall panel 1, connect the wall panels 1 so that the steel bars 4 are in contact with each other. At this time, there is a gap between the wall panels 1. Cement enters the wall panel 1 through the pouring port 5 and the rubber block 6, and the connection operation between the wall panels 1 is completed. When the wall panel 1 is damaged, the shock-absorbing plates 3 are abutted against each other to achieve a certain degree of anti-seismic effect. Under the rotational connection between the connecting ring 2 and the movable rod 7, under the action of the torsion spring 10, the movable rod 7 elastically rotates on the connecting ring 2, and the insertion connection operation between the connecting rings 2 is completed, and further the anti-seismic effect and connection stability performance of the assembly of the wall panel 1 are achieved.
Claims
1. A seismic resistant assembled concrete shear wall, comprising a wall panel, characterized in that: A connecting ring is fixedly connected to the surface of the wall panel, a steel bar is fixedly connected to the side surface of the wall panel, a shock-absorbing plate is fixedly connected to the surface of the steel bar, a pouring port is opened through the surface of the wall panel, a rubber block is fixedly connected to the inner side of the pouring port, a movable rod is movably connected to the surface of the connecting ring, a rotating rod is fixedly connected to the outer surface of the movable rod, a rotating groove is opened on the surface of the connecting ring, and a torsion spring is sleeved on the outer surface of the rotating rod.
2. The seismic assembled concrete shear wall according to claim 1, characterized in that: The connecting ring is in a "U" shape and is distributed on the upper and lower sides of the wall panel, and the steel bar is in a long rod shape and acts on the left and right sides of the wall panel.
3. The seismic assembled concrete shear wall according to claim 1, characterized in that: The cross section of the shock-absorbing plate is in a "U" shape, and both ends of the shock-absorbing plate are fixedly connected to the outer surface of the steel bar.
4. The seismic resistant assembled concrete shear wall according to claim 1, characterized in that: The injection port is circular in shape, the cross section of the rubber block is fan-shaped, and the rubber blocks are evenly distributed inside the injection port.
5. The seismic resistant assembled concrete shear wall according to claim 1, characterized in that: The movable rods are cylindrical in shape, and are distributed in two groups opposite to each other on the surfaces of adjacent connecting rings.
6. The seismic resistant assembled concrete shear wall according to claim 1, characterized in that: The movable rod is rotatably connected to the connecting ring through a rotating rod and a rotating groove, and two ends of the torsion spring are fixedly connected to the outer surface of the rotating rod and the inner side of the rotating groove.