CN211774534U - Stiff column and beam steel bar connecting structure - Google Patents
Stiff column and beam steel bar connecting structure Download PDFInfo
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- CN211774534U CN211774534U CN201922447134.9U CN201922447134U CN211774534U CN 211774534 U CN211774534 U CN 211774534U CN 201922447134 U CN201922447134 U CN 201922447134U CN 211774534 U CN211774534 U CN 211774534U
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Abstract
The utility model belongs to the building field discloses a strength nature post and beam steel bar connection structure, including connecting plate, flange board and a plurality of roof beam owner muscle, the roof beam owner muscle divide locate the relative both sides that set up of strength nature post or wherein one side on to the connecting plate fixed connection of a side of its one end and strength nature post, the other end outwards extends to strength nature post dorsad, the other end of roof beam owner muscle with be equipped with between the flange board on the opposite side limit of a side adjacent strength nature post of strength nature post and lie in the haunching structure on the coplanar with the roof beam owner muscle, thereby strengthened the joint strength of tie point between roof beam owner muscle and the strength nature post, improved holistic structural stability's strength nature post and beam steel bar connection's structure.
Description
Technical Field
The utility model relates to a building field especially relates to a strength nature post and roof beam steel bar connection structure.
Background
The stiffened column is a concrete structure with high structural stability and high rigidity, is connected with frame beam steel bars through the section steel column flange plates to form a stiffened reinforced concrete structure system, and is widely applied to high-rise or super high-rise buildings.
In practical application, when the stiff column is connected with the frame beam, the beam width of the frame beam is smaller than or equal to the width of the flange plate of the stiff column, and the flange plate cannot be provided with the hole, so that the beam steel bars of the frame beam can only be connected with the web plate of the stiff column.
Based on this, the present application is proposed.
Disclosure of Invention
The utility model provides a not enough to prior art, the utility model provides a strength nature post and roof beam steel bar connection structure of simple structure, processing of being convenient for, its node that can strengthen strength nature post and frame roof beam be connected, improve overall structure's intensity and stability to prevent because this node connects the frame roof beam that weak probably causes and easily rolls over scheduling building problem.
In order to realize the above object, the utility model provides a strength nature post and beam steel bar connection structure, including connecting plate, flange board and a plurality of roof beam owner muscle, the both sides or one of them one side of the relative setting of strength nature post are located to roof beam owner muscle branch to the connecting plate fixed connection of a side of its one end and strength nature post, the other end outwards extends to strength nature post dorsad, be equipped with between the flange board of the opposite side limit of the adjacent strength nature post of a side of the other end of roof beam owner muscle and aforementioned strength nature post and be located the haunching structure on the coplanar with roof beam owner muscle.
The above-mentioned girder owner muscle is the utility model discloses a title that among the technical field used conventionally, it is in the roof beam that indicates a reinforced concrete structure, and its main reinforcing bar of supporting, connection effect distributes usually in the central point of this structure and puts, often with parallel arrangement. The flange plate and the connecting plate are the common meanings in the technical field, and are not described in detail.
The structure is arranged on the outer side of the beam main ribs (the adjacent positions between the beam main ribs are arranged in the beam main ribs, and vice versa), and the outer side edges of the stiff columns are connected with the beam main ribs through the haunched structure for reinforcement, so that the connection strength of connection points between the beam main ribs and the stiff columns is enhanced, and the overall structural stability is improved.
The utility model discloses further set up as follows: the haunching structure is a reinforcing steel bar penetrating through the stiff column near the flange plate, the middle part of the reinforcing steel bar is welded and fixed with the flange plate or the connecting plate, the rest part of the reinforcing steel bar is respectively positioned at the same side of the beam main bars at two sides of the stiff column, and two ends of the reinforcing steel bar are respectively bent towards the other ends of the beam main bars at the same side in an inclined way and finally bound to be adaptive to the width of the beam main bars; the middle part of the reinforcing steel bar is spaced from the main beam rib.
According to the structure, the reinforcing steel bars and the beam main bars are arranged on the same side and penetrate through the stiff columns, on one hand, the two ends of the reinforcing steel bars can respectively apply pulling force to the other ends of the beam main bars on the two sides of the stiff columns, the self integrity of the reinforcing steel bars is utilized to offset the reaction pulling force applied to the two sides, and the redundant pulling force is transmitted to the stiff columns through the welding positions of the reinforcing steel bars and the stiff columns, so that the bearing capacity of the connecting points is improved. On the other hand, the reinforcing steel bar is not cut off, and can be processed once when being welded with the stiff column without being divided into two times, thereby being beneficial to improving the construction efficiency.
The utility model discloses further set up as follows: the haunching structure is a reinforcing steel bar arranged near the flange plate, one end of the reinforcing steel bar is positioned in the middle of the stiff column and is welded and fixed with the flange plate or the connecting plate, and the other end of the reinforcing steel bar is bent towards the other end of the main beam rib in an inclined mode and finally bundled to be adaptive to the width of the main beam rib.
The haunching structure is a structure which forms a triangular connection reinforcing structure between the beam main rib and the stiff column through components such as reinforcing steel bars, and the structural strength of a connection point (the connection point between the beam main rib and the stiff column) is enhanced and increased by increasing a connection contact surface.
For adaptation strength nature post structure so that welding process, the utility model discloses further set up as follows: one end or part of the reinforcing steel bar welded and fixed with the flange plate or the connecting plate is arranged in parallel with the main beam rib.
For strengthening the haunching structural strength, the utility model discloses further set up as follows: the reinforcing steel bars are parallel to each other and are uniformly spaced.
The utility model discloses further set up as follows: the inclination ratio of the reinforcing steel bars is less than or equal to 1:3, and preferably the inclination ratio of the reinforcing steel bars is 1: 6; the inclination ratio can save the use of reinforcing steel bars and can also ensure the stability and the structural strength of the haunching structure by utilizing the special proportional relation.
For make the girder owner muscle with add armpit structure integration, reinforcing beam owner muscle and add the relation of connection between the armpit structure, make and add the armpit structure and play effectual supporting role, the utility model discloses further set up as follows: and a plurality of fixed steel bars are arranged between the two ends of the beam main bars to hoop and encrypt a plurality of beam main bars and reinforcing steel bars on the same side.
The structural strength of tie point when being connected for further stiffening beam owner muscle and connecting plate slope, the utility model discloses further set up as follows: the auxiliary beam main rib is arranged, the auxiliary beam main rib and the beam main rib are located on the same plane and are adjacent to and parallel to the outer side of the beam main rib, and the auxiliary beam main rib and the connecting plate are directly welded and fixed.
The utility model has the advantages as follows:
one, the utility model discloses an in the outside of roof beam owner muscle (use adjacent place position between the roof beam owner muscle to be interior, vice versa for outside), consolidate through adding armpit structural connection near the outside border of strength nature post and between the roof beam owner muscle to strengthen the joint strength of tie point between roof beam owner muscle and the strength nature post, improved holistic structural stability, more be suitable for high-rise or super high-rise building in use.
Two, the utility model discloses a set up a plurality of reinforcement bars on the coplanar in the outside of roof beam owner muscle to reinforcement bar makes outer end (the other end) and the strength nature post of its slope tie-beam owner muscle as the essential of connecting, for form the connection additional strengthening of a three horn shapes between roof beam owner muscle and strength nature post, through increasing the connection contact surface, thereby strengthens, increases the structure of the structural strength of tie point (tie point between roof beam owner muscle and the strength nature post) department.
Drawings
Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention.
Fig. 2 is the structural schematic diagram of the integral reinforcing steel bar of embodiment 1 of the present invention.
Fig. 3 is a schematic structural diagram of embodiment 2 of the present invention.
Fig. 4 is a schematic view of a height difference beam structure according to embodiment 2 of the present invention.
Reference numerals: 100-stiff column, 200-left side beam main rib, 300-right side beam main rib, 400-integral type reinforcing steel bar, 500-left side reinforcing steel bar, 600-right side reinforcing steel bar, 700-additional beam main rib, 800-fixed steel bar and 900-connecting point;
110-web, 120-flange plate, 130-additional web, 140-concrete, 150-upper side, 160-connecting plate, 210-inner end of main beam rib, 220-outer end of main beam rib, 410-middle part of reinforcing steel bar, 420-left side of reinforcing steel bar and 430-right side of reinforcing steel bar.
Detailed Description
The utility model provides a strength nature post 100 and beam steel bar connection structure, wherein, in the cross-section of strength nature post 100, shaped steel includes web 110 and additional web 130 that establish by crossing (this position is the well standard with showing in attached figure 1) to and be located the flange board 120 of upper and lower two directions and be located the connecting plate 160 of four directions on the left and right sides and constitute. The number of the main beam ribs is several, one end of the main beam rib is welded by a connecting plate 160 or fixed on an additional web 130 in the corresponding direction of the stiff column 100 needing to erect the beam by bolts, the end is also called as the inner end, the other end extends outwards back to the stiff column 100 and is called as the outer end, an armpit structure is arranged between the outer end of the main beam rib and the vicinity of the upper side flange plate 120 and the lower side flange plate 120 which are adjacent to each other, the armpit structure and the main beam rib are positioned on the same plane, and the main beam rib and the stiff column 100 are directly connected further on the same plane, so that the structural strength of the joint of the main beam rib and the stiff column 100 is enhanced, the structural stability of the beam is improved, and the stability and the service life of the whole building are improved.
Embodiment 1 as shown in fig. 1, in this embodiment, a left beam main rib and a right beam main rib having the same structure are symmetrically disposed on the left side and the right side of a stiff column 100, and the left beam main rib and the right beam main rib are formed by arranging a plurality of reinforcing bars which are uniformly distributed in parallel and at intervals, wherein the number of the reinforcing bars is 5, and the actual number of the reinforcing bars can be adaptively adjusted according to the size of the cross section of the beam. The left side girder main tendon 200 is a girder main tendon provided on the left side of the stiff column 100 as shown in fig. 1, and the right side girder main tendon 300 is referred to as the source the same as the left side girder main tendon 200. In this embodiment, the right end of the left side rail main rib 200, the left end of the right side rail main rib 300, and a part of the stiff column 100, i.e., the left connecting plate 160 and the right connecting plate 160, are fixed by welding, and are referred to as inner ends; the left side end of the left side rail main rib 200 and the right side end of the right side rail main rib 300 are extended away from the stiff column 100 and are referred to as outer ends. Moreover, as a reinforcing technology, double-sided welding is adopted between the left beam main rib and the left connecting plate 160, and between the right beam main rib and the right connecting plate 160, so as to ensure that the connection point 900 is stable and reliable.
The haunch structure is an integral reinforcing bar 400 penetrating the stiffening column 100 in the vicinity of the flange plate, and a plurality of the integral reinforcing bars 400 span from the left side beam main bar 200 to the right side beam main bar 300. Adjacent integral reinforcing bars 400 are parallel to each other, and as shown in fig. 1, no matter the integral reinforcing bars 400 are located above or below the main beam rib, at least one reinforcing bar is arranged on the inner side of the flange plate 120 (the inner side is located between the upper flange plate and the lower flange plate), and the rest are located on the outer side of the flange plate 120. Referring to fig. 2, the middle portion of the integrated reinforcing bar 400 is welded to the upper and lower flange plates 120 or the upper and lower connecting plates 160 of the rigid column 100, so that the middle portion of the integrated reinforcing bar 400 is parallel to the left and right main beams 200 and 300, but it can be seen visually that there is a certain distance between the middle portion of the integrated reinforcing bar 400 located near the edge of the rigid column 100 and the main beam located in the middle of the rigid column 100, and the distance is preferably not less than the distance between the beams of the main beam.
As a preferable scheme, the left end and the right end of the integral reinforcing steel bar 400 are respectively bent in an inclined manner at an inclination ratio of 1:6 (h: b shown in the figure) towards the outer ends of the left side beam main bar 200 and the right side beam main bar 300 on the same side, and finally are bundled to be adapted to the width of the beam main bar, and finally, the left side part 420 of the integral reinforcing steel bar 400 (except for the middle part 410 of the integral reinforcing steel bar 400 and the part positioned on the left side of the stiff column 100 in fig. 1) is tightly hooped with the left side beam main bar 200 by using the fixing steel bar 800, a triangular connection reinforcing structure is respectively formed between the left side beam main bar 200 and the left upper side 150 and the left lower side of the stiff column 100, and further, the strength of the connection point 900 between the beam main bar on the side and the stiff column 100 is greatly enhanced. The right side rail main rib 300 and the right side wall of the stiff column 100 (the structure and effect therebetween are also true).
In this embodiment, the integral reinforcing steel bar 400 designed to penetrate the stiff column 100 from left to right is used, and since the reinforcing steel bar is a single integral reinforcing steel bar, both ends of the reinforcing steel bar receive the tensile forces on both sides after the connection is completed, and the tensile forces on both sides cancel each other out, and the redundant tensile force is transmitted to the stiff column 100 through the welding point of the reinforcing steel bar and the stiff column 100, so that the bearing capacity at the connection point 900 can be greatly improved by using the integral reinforcing steel bar 400.
Embodiment 2 is shown by combining fig. 3 and 4, and the present embodiment is different from embodiment 1 in that: the embodiment is suitable for a height difference beam, the left side beam main reinforcement 200 and the right side beam main reinforcement 300 are located on different horizontal planes, so the reinforcing steel bars are also divided into two parts, namely a left side reinforcing steel bar 500 and a right side reinforcing steel bar 600 which are respectively designed corresponding to the left side beam main reinforcement 200 and the right side beam main reinforcement 300, and the left side reinforcing steel bar 500 and the right side reinforcing steel bar 600 are respectively arranged in the range indicated by A, B in fig. 4. Of course, it can also be understood from fig. 3 that in this embodiment, the right side beam is an oblique beam, which does not correspond to the left side beam, and a certain included angle exists between the two beams.
Therefore, in this embodiment, the connection structure between the left reinforcing bar 500 and the left side rail main bar 200 is as follows: the left reinforcing steel bar 500 is also composed of a plurality of steel bars which are uniformly spaced and arranged in parallel, and is arranged near the upper side flange plate 120 and the lower side flange plate 120, the right side end of the left reinforcing steel bar 500 is positioned at the middle position connected to the stiff column 100 and is welded and fixed with the upper side flange plate 120, the lower side flange plate 120 or the connecting plate 160, the left side end of the left reinforcing steel bar is bent towards the outer end of the left beam main bar in an inclined mode and is finally bundled to be matched with the width of the left beam main bar, and the inclination ratio is preferably smaller than or equal to 1. In addition, for the purpose of reinforcing the connection, the right end of the left reinforcing steel bar 500 in the stiffening column 100 may be preferably designed to have a certain length, the length may be 5-20 cm, or may be adaptively adjusted to a lower or higher value according to the actual application, but in this embodiment, the portion of the right end of the left reinforcing steel bar 500 in the stiffening column 100 is further required to be parallel to the left beam main bar.
One preferred embodiment of the coupling structure of the right reinforcing bar 600 and the right side sill main bar 300 is as follows: first, one end of the right side rail main rib 300 and the connecting plate 160 on the steel web 110 on the same side intersect at an acute angle, and are welded and fixed. Secondly, the right reinforcing steel bar 600 is also composed of a plurality of reinforcing steel bars which are uniformly spaced and arranged in parallel, and is arranged near the upper side flange plate 120 and the lower side flange plate 120, the right end of the right reinforcing steel bar 600 is positioned at the middle position of the stiff column 100 and is welded and fixed with the upper side flange plate 120, the lower side flange plate 120 or the connecting plate 160, the right end of the right reinforcing steel bar is obliquely bent towards the outer end of the right side beam main rib 300 and is finally bundled to be matched with the width of the right side beam main rib 300, the inclination ratio is the same as the inclination ratio of the structure of the left reinforcing steel bar in the upper section, the adjustment can also be carried out on the actual situation, but the upper limit is preferably. That is, the distribution of the right reinforcing bars 600 follows the distribution of the right side rail main bars 300.
In addition, since the right side beam main rib 300 is an oblique beam which is obliquely arranged, a larger bearing capacity is required at the oblique connection point 900 due to the structural torsion, so the embodiment is further provided with an additional beam main rib 700, the additional beam main rib 700 and the beam main rib are positioned on the same plane and adjacent to and parallel to the outer side of the beam main rib, and the additional beam main rib 700 is fixed with the concrete 140 part of the stiff column 100 or is fixed with the connection plate 160 by welding.
In the above structure, the reinforcing steel bars may be disposed between the beam steel bars of the single-sided beam on the left or right side of the stiff column 100 and the stiff column 100, or may be used only by using the armpit structure of the upper-side armpit structure or the lower-side armpit structure in the connection structure on the left or right side, so as to meet the actual use requirement.
To sum up, the utility model provides a through the outside at the girder owner muscle (use the inside of adjacent position between the girder owner muscle, otherwise for outside), consolidate through the haunching structural connection near outside border of strength nature post 100 and between the girder owner muscle to strengthen the joint strength of tie point 900 between girder owner muscle and the strength nature post 100, improved holistic structural stability's strength nature post 100 and girder steel bar connection's structure, its simple structure, be convenient for processing and use. .
Claims (8)
1. The utility model provides a strength nature post and beam steel bar connection structure, includes connecting plate, flange board and a plurality of roof beam owner muscle, the both sides or one of them side of the relative setting of strength nature post are located to the roof beam owner muscle branch to the connecting plate fixed connection of a side of its one end and strength nature post, the other end outwards extends to strength nature post dorsad, its characterized in that: and an armpit structure which is positioned on the same plane with the beam main rib is arranged between the other end of the beam main rib and the flange plate on the other side edge of the stiff column adjacent to one side edge of the stiff column.
2. A stiff column to beam rebar connection according to claim 1, wherein: the haunching structure is a reinforcing steel bar penetrating through the stiff column near the flange plate, the middle part of the reinforcing steel bar is welded and fixed with the flange plate or the connecting plate, the rest part of the reinforcing steel bar is respectively positioned at the same side of the beam main bars at two sides of the stiff column, and two ends of the reinforcing steel bar are respectively bent towards the other ends of the beam main bars at the same side in an inclined way and finally bound to be adaptive to the width of the beam main bars; the middle part of the reinforcing steel bar is spaced from the main beam rib.
3. A stiff column to beam rebar connection according to claim 1, wherein: the haunching structure is a reinforcing steel bar arranged near the flange plate, one end of the reinforcing steel bar is positioned in the middle of the stiff column and is welded and fixed with the flange plate or the connecting plate, and the other end of the reinforcing steel bar is bent towards the other end of the main beam rib in an inclined mode and finally bundled to be adaptive to the width of the main beam rib.
4. A stiff column to beam rebar connection according to claim 2 or 3, wherein: one end or part of the reinforcing steel bar welded and fixed with the flange plate or the connecting plate is arranged in parallel with the main beam rib.
5. A stiff column to beam rebar connection according to claim 4, wherein: the reinforcing steel bars are parallel to each other and are uniformly spaced.
6. A stiff column to beam rebar connection according to any one of claims 1-3, 5, wherein: the auxiliary beam main rib is arranged, the auxiliary beam main rib and the beam main rib are located on the same plane and are adjacent to and parallel to the outer side of the beam main rib, and the auxiliary beam main rib and the connecting plate are directly welded and fixed.
7. A stiff column to beam rebar connection according to claim 2 or 3, wherein: the inclination ratio of the reinforcing steel bars is less than or equal to 1:3, and preferably the inclination ratio of the reinforcing steel bars is 1: 6.
8. A stiff column to beam rebar connection according to claim 2 or 3, wherein: and a plurality of fixed steel bars are arranged between the two ends of the beam main bars to tightly hoop and encrypt a plurality of beam main bars and reinforcing steel bars on the same side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922447134.9U CN211774534U (en) | 2019-12-30 | 2019-12-30 | Stiff column and beam steel bar connecting structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922447134.9U CN211774534U (en) | 2019-12-30 | 2019-12-30 | Stiff column and beam steel bar connecting structure |
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| CN211774534U true CN211774534U (en) | 2020-10-27 |
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| CN201922447134.9U Active CN211774534U (en) | 2019-12-30 | 2019-12-30 | Stiff column and beam steel bar connecting structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112942680A (en) * | 2021-04-26 | 2021-06-11 | 中国建筑第八工程局有限公司 | Concrete upturning beam internally containing stiff columns and construction method thereof |
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2019
- 2019-12-30 CN CN201922447134.9U patent/CN211774534U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112942680A (en) * | 2021-04-26 | 2021-06-11 | 中国建筑第八工程局有限公司 | Concrete upturning beam internally containing stiff columns and construction method thereof |
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