CN215630660U - Corbel node of encorbelmenting in core section of thick bamboo shear force wall corner - Google Patents
Corbel node of encorbelmenting in core section of thick bamboo shear force wall corner Download PDFInfo
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- CN215630660U CN215630660U CN202121409234.3U CN202121409234U CN215630660U CN 215630660 U CN215630660 U CN 215630660U CN 202121409234 U CN202121409234 U CN 202121409234U CN 215630660 U CN215630660 U CN 215630660U
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Abstract
The utility model provides a core tube shear wall corner cantilever corbel node which comprises a node column and a supporting part, wherein the node column comprises a steel rib column, the horizontal section of the steel rib column is cross-shaped, the supporting part comprises a supporting frame, the supporting frame is arranged at the floor elevation of the node column, the supporting frame and the node column form a quadrilateral frame, the node column is the core tube shear wall corner steel rib column and is positioned at one corner of the quadrilateral frame, an oblique steel bracket is arranged in the quadrilateral frame and is positioned on the diagonal line of the quadrilateral frame, and one end of the oblique steel bracket is connected with the node column. The utility model utilizes the characteristics of high strength and good ductility of section steel, adopts the node columns and the supporting parts, forms a closed horizontal steel frame at the overhanging far end, forms a steel reinforced concrete structure with reinforced concrete, and can respond to internal force transmitted by the intersection of multi-direction frame beams and transmit the internal force to the core barrel shear wall.
Description
Technical Field
The utility model relates to a bracket node for a building, in particular to a cantilever bracket node for a wall corner of a core tube shear wall.
Background
In the frame-core tube structure, because the outer frame columns and the core tube corners are often not positioned on the same horizontal and vertical axes, the connection between the core tube corners and the frame beams mostly adopts the inclined frame beams, and the inclined frame beams can influence the plane arrangement of rooms when the building floor height is limited, particularly when interlayer apartments exist, the floor clear height becomes the main influence factor of the room arrangement, the arrangement and the requirement on the floor beams are higher, and the adverse influence of the inclined frame beams is larger.
According to the conventional method, there is a problem in that the floors of a general high-rise apartment have a height of 4.5 m, the floor height after being designed into a sandwich substantially just meets the floor height requirement of the building specification, and the floor height cannot meet the requirement if a beam is provided in a room, so that the general floor beam arrangement is arranged on a room partition wall while avoiding the middle of the room. If the floor has diagonal beams passing through the room, the room is eliminated due to insufficient floor height, and the area lost due to the influence of the 4 corners of the core barrel can be as high as 1/4 of the area of each floor plane.
Due to the requirement of the use function of a building, the two-way frame beam near the corner of the core tube shear wall cannot be directly supported on the core tube shear wall, and the conversion is carried out in a corner corbel mode; the span of the bidirectional frame beam and the load borne by the bidirectional frame beam are large, so that the bending moment and the shearing force of the beam end are large, particularly, due to eccentricity, the bending moment can generate a small torque in a bracket joint area, how to properly solve the complex bending, shearing and twisting internal force in the joint area can be solved, the internal force can be safely transmitted to the core tube shear wall, and the difficulty of structural design can be caused.
SUMMERY OF THE UTILITY MODEL
The cantilever bracket node for the wall corner of the core tube shear wall can meet the requirements of bending resistance, torsion resistance, shear resistance and tensile resistance, improve the strength of the bracket and ensure that the internal force of a frame beam is safely and reliably transferred to the core tube shear wall.
The utility model provides a core tube shear wall corner cantilever corbel node which comprises a node column and a supporting part, wherein the node column comprises a steel rib column, the horizontal section of the steel rib column is cross-shaped, the supporting part comprises a supporting frame, the supporting frame is arranged at the floor elevation of the node column, the supporting frame and the node column form a quadrilateral frame, the node column is the core tube shear wall corner steel rib column and is positioned at one corner of the quadrilateral frame, an oblique steel bracket is arranged in the quadrilateral frame and is positioned on the diagonal line of the quadrilateral frame, one end of the steel oblique steel bracket is connected with the node column, and the other end of the steel oblique steel bracket is connected with I-steel of the quadrilateral frame.
Further, the reinforcing bar post is followed clockwise, is equipped with first pillar, second pillar, third pillar, fourth pillar in proper order, first pillar, second pillar, third pillar, fourth pillar constitute the cross, all be equipped with the gusset plate between first pillar, second pillar, third pillar, the fourth pillar, the gusset plate includes node plate, lower gusset plate, goes up the gusset plate elevation and the slant shaped steel bracket upper limb is unanimous, and lower gusset plate elevation and slant shaped steel bracket lower limb are unanimous.
Furthermore, the cross shape of the steel reinforced column is a non-centrosymmetric structure.
Further, the width of the upper flange of the oblique section steel bracket is larger than that of the lower flange.
Further, the width of the upper flange of the oblique steel bracket gradually decreases from the end of the oblique steel bracket connected with the node column to the other end of the oblique steel bracket.
Furthermore, a through-height vertical steel plate is arranged between the steel rib column and the oblique steel bracket, and the vertical steel plate is connected with the steel rib column, the node plate and the oblique steel bracket respectively.
Furthermore, the four-side frame consists of four I-shaped steel, and two I-shaped steel connected with the steel rib column are divided into a horizontal direction and a vertical direction and respectively extend to the intersection with the longitudinal axis of the reinforced concrete beam; and the far ends of the two section steels are respectively provided with two I-shaped section steels perpendicular to the axes of the section steels, the two I-shaped section steels are intersected with the bracket of the oblique section steel, and the two I-shaped section steels respectively extend into the reinforced concrete beam by proper lengths.
Furthermore, the four I-shaped steel and the oblique steel corbels form two triangular plane trusses.
Compared with the prior art, the utility model utilizes the characteristics of high strength and good ductility of section steel, adopts the node columns and the supporting parts, forms the closed horizontal steel frame at the overhanging far end, forms the steel reinforced concrete structure with reinforced concrete, and can respond to the internal force transmitted by the intersection of multi-direction frame beams and transmit the internal force to the core tube shear wall.
Drawings
FIG. 1 is a top view of an embodiment of the present invention;
FIG. 2 is a cross-sectional view of an embodiment of the present invention;
FIG. 3 is an installation view of an embodiment of the present invention;
FIG. 4 is a sectional view of the middle part of a bracket made of oblique section steel according to an embodiment of the present invention;
FIG. 5 is a schematic view of a vertical steel plate according to an embodiment of the present invention.
1. A node post; 11. a steel skeleton column; 111. a first support; 112. a second support; 113. a third support; 114. a fourth strut; 115. a gusset plate; 2. a support frame; 3. oblique steel corbels; 31. an upper flange; 32. a lower flange; 4. and (5) a vertical steel plate.
Detailed Description
In order to make the technical solutions of the present invention better understood by those skilled in the art, the technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments.
The embodiment of the utility model discloses a cantilever bracket node of a wall corner of a core tube shear wall, which comprises a node column 1 and a supporting part, wherein the node column 1 comprises a steel rib column 11, the horizontal section of the steel rib column 11 is cross-shaped, the supporting part comprises a supporting frame 2, the supporting frame 2 is arranged at the floor elevation of the node column 1, the supporting frame 2 is arranged at the upper part of the node column 1, the supporting frame 2 and the node column 1 form a quadrilateral frame, the node column 1 is positioned at one corner of the quadrilateral frame, an oblique steel bracket 3 is arranged in the quadrilateral frame, the oblique steel bracket 3 is positioned on the diagonal line of the quadrilateral frame, and one end of the oblique steel bracket 3 is connected with the node column 1.
Optionally, as shown in fig. 1 to 3, the steel skeleton column 11 is sequentially provided with a first support column 111, a second support column 112, a third support column 113, and a fourth support column 114 along a clockwise direction, the first support column 111, the second support column 112, the third support column 113, and the fourth support column 114 form a cross shape, and a node plate 115 is further disposed between at least two adjacent structures of the first support column 111, the second support column 112, the third support column 113, and the fourth support column 114.
As shown in fig. 1 to 3, the first support 111, the second support 112, the third support 113, and the fourth support 114 are all three-forked steel beams, and are fixed by welding to form a steel reinforced column 11 with a cross-shaped horizontal cross section.
The embodiment of the utility model utilizes the characteristics of high strength and good ductility of section steel, adopts the node column 1 and the supporting part, and forms the closed horizontal steel frame at the overhanging far end, can deal with the internal force transmitted by the frame beam in a non-single direction, can replace the traditional oblique frame beam, and realizes the transmission of the internal force of the wall corner of the shear wall.
In particular, as shown in fig. 1 to 3, a node plate 115 is disposed between two adjacent structures of the first support column 111, the second support column 112, the third support column 113 and the fourth support column 114.
Particularly, as shown in fig. 5, a through-height vertical steel plate 4 is arranged between the steel rib column 11 and the oblique steel bracket 3, and the vertical steel plate 4 is respectively connected with the steel rib column 11, the node plate 115 and the oblique steel bracket 3.
As shown in fig. 5, the vertical steel plate 4 is vertically installed, one side surface of the vertical steel plate 4 is connected to the third support column 113, the fourth support column 114 and the gusset plate 115, and the other side surface of the vertical steel plate 4 is connected to the oblique steel bracket 3.
In particular, as shown in fig. 1-3, the steel reinforced column 11 has a cross shape with a non-centrosymmetric structure.
The four-side frame is composed of four I-shaped steel, and two I-shaped steel connected with the steel reinforced column 11 are divided into a horizontal direction and a vertical direction by taking the angle of a figure 1 as an example, and respectively extend to the intersection of the two I-shaped steel and the longitudinal axis of the reinforced concrete beam; and the far ends of the two section steels are respectively provided with two I-shaped section steels perpendicular to the axes of the section steels, the I-shaped section steels are intersected with the oblique section steel bracket 3, and the two I-shaped section steels respectively extend into the reinforced concrete beam by proper length to realize fixation. During the in-service use, can cooperate the frame roof beam installation of building fixed, convey the internal force of core section of thick bamboo shear force wall corner to the frame roof beam to improve the stability of core section of thick bamboo shear force wall. The first support 111 and the second support 112 have the same horizontal cross-sectional area, the third support 113 and the fourth support 114 have the same horizontal cross-sectional area, and the horizontal cross-sectional area of the first support 111 is smaller than that of the third support 113.
In the embodiment of the utility model, the steel reinforced column 11 adopts a non-centrosymmetric structure, receives the internal force of the corner of the core tube shear wall by using the first support column 111 and the second support column 112, and transmits the internal force to the frame beam by using the third support column 113 and the fourth support column 114, so that the stable transmission of the internal force is realized.
Optionally, as shown in fig. 1, the width of the upper flange 31 of the oblique steel bracket 3 is greater than the width of the lower flange 32.
Particularly, the four I-shaped steel and the oblique steel corbels 3 form two triangular plane trusses.
Specifically, the width of the upper flange 31 of the oblique steel bracket 3 gradually decreases from the end of the oblique steel bracket 3 connected to the node column 1 to the other end.
According to the embodiment of the utility model, the upper flange 31 is not less than the lower flange 32, so that the traditional oblique intersecting beam structure is replaced, and the upper supporting force of the oblique steel corbel 3 can be effectively enhanced.
Finally, it should be noted that the above-mentioned embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the same, and although the present invention is described in detail with reference to the above-mentioned embodiments, it should be understood by those skilled in the art that the modifications and equivalents of the specific embodiments of the present invention can be made by those skilled in the art after reading the present specification, but these modifications and variations do not depart from the scope of the claims of the present application.
Claims (10)
1. The utility model provides a bracket node encorbelments at core section of thick bamboo shear force wall corner, a serial communication port, including node post, supporting part, the node post includes the reinforcing bar post, the horizontal cross-section of reinforcing bar post is the cross, the supporting part includes the carriage, the carriage constitutes four sides type frame with the node post, just the node post is located the one corner department of four sides type frame, be equipped with slant shaped steel bracket in the four sides type frame, slant shaped steel bracket is located the diagonal line of four sides type frame, the one end of slant shaped steel bracket links to each other with the node post, and the other end links to each other with four sides type frame.
2. The core tube shear wall corner cantilever corbel node according to claim 1, wherein the steel skeleton column is sequentially provided with a first strut, a second strut, a third strut and a fourth strut along a clockwise direction, and the first strut, the second strut, the third strut and the fourth strut form a cross shape.
3. The core tube shear wall corner cantilever corbel node according to claim 2, wherein gusset plates are arranged among the first support, the second support, the third support and the fourth support, each gusset plate comprises an upper gusset plate and a lower gusset plate, the elevation of each upper gusset plate is consistent with the upper flange of the oblique steel corbel, and the elevation of each lower gusset plate is consistent with the lower flange of the oblique steel corbel.
4. The core tube shear wall corner cantilever corbel node of claim 3, wherein the gusset plate is provided with three circular holes.
5. The core tube shear wall corner cantilever corbel node of claim 1, wherein the steel skeleton column is non-centrosymmetric in cross shape.
6. The core tube shear wall corner cantilever corbel node of claim 1, wherein the oblique profile steel corbel has an upper flange width greater than a lower flange width.
7. The core tube shear wall corner cantilever corbel node of claim 1, wherein the width of the upper flange of the angled profile steel corbel tapers from the end of the angled profile steel corbel that is connected to the node post to the other end.
8. The core tube shear wall corner cantilever bracket joint as claimed in claim 1, wherein a vertical steel plate is further arranged between the steel reinforced column and the oblique steel bracket, and the vertical steel plate is respectively connected with the steel reinforced column, the joint plate and the oblique steel bracket.
9. The core tube shear wall corner cantilever corbel node of claim 1, wherein the quadrilateral frame is comprised of four i-sections.
10. The core tube shear wall corner cantilever corbel node of claim 9, wherein the four i-section steel and the four diagonal section steel corbels form two triangular planar trusses.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121409234.3U CN215630660U (en) | 2021-06-23 | 2021-06-23 | Corbel node of encorbelmenting in core section of thick bamboo shear force wall corner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121409234.3U CN215630660U (en) | 2021-06-23 | 2021-06-23 | Corbel node of encorbelmenting in core section of thick bamboo shear force wall corner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215630660U true CN215630660U (en) | 2022-01-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121409234.3U Active CN215630660U (en) | 2021-06-23 | 2021-06-23 | Corbel node of encorbelmenting in core section of thick bamboo shear force wall corner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215630660U (en) |
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2021
- 2021-06-23 CN CN202121409234.3U patent/CN215630660U/en active Active
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