CN220686349U - Beam-column connection node - Google Patents
Beam-column connection node Download PDFInfo
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- CN220686349U CN220686349U CN202322312192.7U CN202322312192U CN220686349U CN 220686349 U CN220686349 U CN 220686349U CN 202322312192 U CN202322312192 U CN 202322312192U CN 220686349 U CN220686349 U CN 220686349U
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- longitudinal ribs
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 81
- 239000010959 steel Substances 0.000 claims abstract description 81
- 239000011150 reinforced concrete Substances 0.000 claims abstract description 68
- 238000005452 bending Methods 0.000 claims description 20
- 230000000149 penetrating effect Effects 0.000 claims 1
- 239000004567 concrete Substances 0.000 description 12
- 238000003466 welding Methods 0.000 description 12
- 230000009286 beneficial effect Effects 0.000 description 10
- 238000010276 construction Methods 0.000 description 7
- 230000002787 reinforcement Effects 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 2
- 238000004873 anchoring Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
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Abstract
The utility model discloses a beam-column connecting node, which comprises a steel reinforced concrete column and a reinforced concrete beam, wherein the upper end of the steel reinforced concrete column is provided with a column cap, the steel reinforced concrete column comprises a profile steel column, the upper end of the profile steel column is sequentially provided with a plurality of first annular plates and a plurality of second annular plates along the length direction, and the first annular plates and the second annular plates are both positioned in the column cap; the reinforced concrete beam comprises a plurality of rows of first longitudinal ribs, the first longitudinal ribs of the plurality of rows are all anchored in the column cap, the first longitudinal ribs of the lowest row are welded with the top of the first annular plate, and the first longitudinal ribs of the uppermost row are welded with the top of the second annular plate. According to the utility model, the first longitudinal ribs in the reinforced concrete beam can be anchored in the column caps of the steel reinforced concrete columns, and the steel reinforced columns in the steel reinforced concrete columns can be further connected with the reinforced concrete beam and provide support through the first annular plate and the second annular plate, so that the reinforced concrete beam and the steel reinforced concrete columns can be effectively connected.
Description
Technical Field
The utility model belongs to the technical field of building structures, and particularly relates to a beam-column connection node.
Background
Currently, engineers often choose the section steel members when designing large-span or large-cantilever building structures. For example, in designing a large cantilever structure, a section steel column and a reinforced concrete beam are used to form a joint between the section steel column and the reinforced concrete beam, and in construction, a ring plate or a threaded sleeve is welded on the section steel column to be connected with a longitudinal rib in the reinforced concrete beam. The connecting node is reliable and is adopted in a large number, but a large number of welding constructions exist, the construction efficiency is low, and the steel bars at the section steel node are dense, so that the welding operation is inconvenient.
Disclosure of Invention
The utility model provides a beam-column connecting node which can effectively connect a beam and a column and can improve the construction efficiency.
The aim of the utility model is achieved by the following technical scheme:
a beam-column connection node, comprising:
the steel reinforced concrete column comprises a steel reinforced concrete column, wherein the upper end of the steel reinforced concrete column is provided with a column cap, the steel reinforced concrete column comprises a steel reinforced concrete column, the upper end of the steel reinforced concrete column is sequentially provided with a plurality of first annular plates and a plurality of second annular plates along the length direction, and the first annular plates and the second annular plates are positioned in the column cap;
the reinforced concrete beam comprises a plurality of rows of first longitudinal ribs, the first longitudinal ribs of the plurality of rows are anchored in the column cap, the first longitudinal ribs of the lowest row are welded with the top of the first annular plate, and the first longitudinal ribs of the uppermost row are welded with the top of the second annular plate.
In one embodiment, one end of each of the first longitudinal ribs of the lowermost row and the first longitudinal ribs of the uppermost row is penetrated in the profile steel column.
The beneficial effects of adopting above-mentioned technical scheme are: one ends of the first longitudinal ribs of the lowest row and the first longitudinal ribs of the uppermost row are respectively penetrated in the steel reinforced column, so that the first longitudinal ribs of the lowest row and the first longitudinal ribs of the uppermost row are further connected with the steel reinforced column, and the connection between the reinforced concrete beam and the steel reinforced concrete column is firmer.
In one embodiment, first longitudinal ribs between the first longitudinal ribs of the lowermost row and the first longitudinal ribs of the uppermost row are provided with first bending parts, and the first bending parts are in contact with the outer wall of the steel column.
The beneficial effects of adopting above-mentioned technical scheme are: the first bending part is anchored on a profile steel column of the profile steel concrete column by means of concrete so as to improve the bond strength, and therefore the first longitudinal rib in the middle is anchored with the profile steel concrete column more stably.
In one embodiment, the column cap comprises a plurality of second longitudinal ribs vertically arranged around the steel column, a plurality of stirrups are wound outside the plurality of second longitudinal ribs, and tie bars are arranged between the plurality of second longitudinal ribs.
The beneficial effects of adopting above-mentioned technical scheme are: the second longitudinal bars, the stirrups and the lacing wires form a reinforcement cage structure of the column cap together so as to improve the mechanical property or the bearing capacity of the column cap.
In one embodiment, the wrapping density of the stirrups at the two ends of the second longitudinal rib is greater than that of the stirrups in the middle of the second longitudinal rib.
The beneficial effects of adopting above-mentioned technical scheme are: the stirrups at two ends of the second longitudinal rib are wound with the stirrups with the density being greater than that of the stirrups in the middle of the second longitudinal rib, so that the bearing capacity and the deformation resistance of the top and the bottom of the column cap are improved.
In one embodiment, the two ends of the second longitudinal rib are provided with second bending parts, and one end of each second bending part contacts with the outer wall of the profile steel column.
The beneficial effects of adopting above-mentioned technical scheme are: the second bending part on the second longitudinal rib is anchored with the steel column by means of concrete, so that the force transmission between the steel reinforcement cage of the column cap and the steel column is facilitated.
In one embodiment, the first ring plate and the second ring plate each have a transverse cross-sectional dimension that is less than the transverse cross-sectional dimension of the cap.
The beneficial effects of adopting above-mentioned technical scheme are: the transverse section sizes of the first annular plate and the second annular plate are smaller than the transverse section size of the column cap, so that the first annular plate and the second annular plate are prevented from being exposed out of the column cap, and the service lives of the first annular plate and the second annular plate are prevented from being influenced by external environments.
In one embodiment, the first ring plate and the second ring plate are welded to the steel column.
The beneficial effects of adopting above-mentioned technical scheme are: the first annular plate and the second annular plate are connected with the profile steel column in a welding mode.
In one embodiment, transverse baffles are arranged in the profile steel columns at the first annular plate and the second annular plate.
The beneficial effects of adopting above-mentioned technical scheme are: the diaphragm plate can effectively transfer the axial force or bending moment of the beam transferred by the first annular plate or the second annular plate, and meanwhile, the rigidity and the bearing capacity of the steel column are improved.
The utility model has the beneficial effects that:
the first longitudinal ribs in the reinforced concrete beam can be anchored in the column caps of the steel reinforced concrete columns, and the steel reinforced columns in the steel reinforced concrete columns can be further connected with the reinforced concrete beam and provide support through the first annular plate and the second annular plate, so that the reinforced concrete beam and the steel reinforced concrete columns can be effectively connected; simultaneously, welding position is less in this structure, and first longitudinal bar can be arranged in first annular plate and second annular plate top during the welding, and convenient welding is favorable to improving the efficiency of construction.
In addition, when the heights of the bottom surfaces of any two reinforced concrete beams are the same, the first longitudinal ribs of the lowest row of the two reinforced concrete beams can be connected with the same first annular plate; when the heights of the bottom surfaces of any two reinforced concrete beams are different, the first longitudinal ribs of the lowest row of the two reinforced concrete beams can be connected with different first annular plates; when the heights of the top surfaces of any two reinforced concrete beams are the same, the first longitudinal ribs of the uppermost row of the two reinforced concrete beams can be connected with the same second annular plate; when the heights of the top surfaces of any two reinforced concrete beams are different, the first longitudinal ribs of the uppermost row of the two reinforced concrete beams can be connected with different second annular plates; therefore, the structure can be suitable for various beam column connection situations.
Drawings
The utility model will be described in more detail hereinafter on the basis of embodiments and with reference to the accompanying drawings.
Wherein:
FIG. 1 shows a schematic structural diagram of the present utility model;
FIG. 2 shows a first cross-sectional view at A-A in FIG. 1;
FIG. 3 shows a second cross-sectional view at A-A in FIG. 1;
FIG. 4 shows a third cross-sectional view at A-A in FIG. 1;
in the drawings, like parts are designated with like reference numerals. The figures are not to scale.
Reference numerals:
the concrete column comprises a 1-section steel concrete column, a 101-second annular plate, a 102-section steel column, a 103-diaphragm plate, a 104-first annular plate, a 2-column cap, a 201-second longitudinal rib, a 20101-second bending part, a 202-stirrup, a 203-lacing wire, a 3-reinforced concrete beam, a 301-first longitudinal rib and a 30101-first bending part.
Detailed Description
The utility model will be further described with reference to the accompanying drawings.
The present utility model provides a beam-column connection node, as shown in fig. 1 and 2, comprising:
the steel reinforced concrete column 1, the upper end of the steel reinforced concrete column 1 is provided with a column cap 2, the steel reinforced concrete column 1 comprises a steel column 102, the upper end of the steel column 102 is provided with a plurality of first annular plates 104 and a plurality of second annular plates 101 in sequence along the length direction, and the first annular plates 104 and the second annular plates 101 are both positioned in the column cap 2;
the reinforced concrete beams 3 comprise a plurality of rows of first longitudinal ribs 301, the first longitudinal ribs 301 of the plurality of rows are anchored in the column cap 2, the first longitudinal ribs 301 of the lowest row are welded with the tops of the first annular plates 104, and the first longitudinal ribs 301 of the highest row are welded with the tops of the second annular plates 101.
It will be appreciated that the first longitudinal bars 301 in the reinforced concrete beam 3 may be anchored in the caps 2 of the steel reinforced concrete columns 1, and the steel reinforced concrete columns 102 in the steel reinforced concrete columns 1 may further connect the reinforced concrete beam 3 and provide support through the first ring plates 104 and the second ring plates 101, which is advantageous for effectively connecting the reinforced concrete beam 3 with the steel reinforced concrete columns 1; meanwhile, the welding positions in the structure are fewer, and the first longitudinal ribs 301 can be arranged at the tops of the first annular plate 104 and the second annular plate 101 during welding, so that welding is convenient, and construction efficiency is improved.
In addition, when the heights of the bottom surfaces of any two reinforced concrete beams 3 are the same, the first longitudinal ribs 301 of the lowest row of the two reinforced concrete beams 3 can be connected with the same first annular plate 104; when the heights of the bottom surfaces of any two reinforced concrete beams 3 are different, the first longitudinal ribs 301 of the lowest row of the two reinforced concrete beams 3 can be connected with different first annular plates 104; when the heights of the top surfaces of any two reinforced concrete beams 3 are the same, the first longitudinal ribs 301 of the uppermost row of the two reinforced concrete beams 3 can be connected with the same second annular plate 101; when the heights of the top surfaces of any two reinforced concrete beams 3 are different, the first longitudinal ribs 301 of the uppermost row of the two reinforced concrete beams 3 can be connected with different second annular plates 101; therefore, the structure can be suitable for various beam column connection situations.
As shown in fig. 2, the bottom surface height and the top surface height of the left and right reinforced concrete beams 3 are equal, and the first longitudinal ribs 301 of the lowest row of the two reinforced concrete beams 3 are all connected with the same first ring plate 104, and the first longitudinal ribs 301 of the uppermost row are all connected with the same first ring plate 104; as shown in fig. 3, the bottom surfaces of the left and right reinforced concrete beams 3 are the same in height and the top surfaces are different in height, so that the first longitudinal ribs 301 of the lowest row of the two reinforced concrete beams 3 are connected with the same first annular plate 104, and the first longitudinal ribs 301 of the highest row are respectively connected with two different first annular plates 104; as shown in fig. 4, when the bottom surfaces of the left and right reinforced concrete beams 3 are different in height and the top surfaces are the same in height, the first longitudinal ribs 301 of the lowest row of the two reinforced concrete beams 3 are respectively connected with different first ring plates 104, and the first longitudinal ribs 301 of the highest row are connected with the same first ring plate 104.
The steel column 102, the reinforcement cage of the column cap 2, and the first longitudinal rib 301 are coated in concrete.
In one embodiment, one end of each of the first longitudinal ribs 301 of the lowermost row and the first longitudinal ribs 301 of the uppermost row is penetrated in the section steel column 102.
It is understood that one ends of the first longitudinal ribs 301 of the lowermost row and the first longitudinal ribs 301 of the uppermost row are respectively penetrated in the section steel column 102, so that the first longitudinal ribs 301 of the lowermost row and the first longitudinal ribs 301 of the uppermost row are further connected with the section steel column 102, and the connection between the reinforced concrete beam 3 and the section steel concrete column 1 is more stable.
In one embodiment, the first longitudinal ribs 301 between the lowermost first longitudinal rib 301 and the uppermost first longitudinal rib 301 are each provided with a first bending portion 30101, and the first bending portions 30101 contact the outer wall of the steel column 102.
It will be appreciated that the first bending portion 30101 is anchored to the steel column 102 of the steel concrete column 1 by means of concrete to improve grip so that the first longitudinal rib 301 in the middle is more stably anchored to the steel concrete column 1.
In one embodiment, the column cap 2 comprises a plurality of second longitudinal ribs 201 vertically arranged around the profile steel column 102, a plurality of stirrups 202 are wound outside the plurality of second longitudinal ribs 201, and tie bars 203 are arranged between the plurality of second longitudinal ribs 201.
It can be appreciated that the second longitudinal ribs 201, the stirrup 202 and the tie bar 203 together form a reinforcement cage structure of the cap 2, so as to improve the mechanical properties or the bearing capacity of the cap 2.
In one embodiment, the density of the stirrups 202 at two ends of the second longitudinal rib 201 is greater than that of the stirrups 202 at the middle part of the second longitudinal rib 201, that is, the stirrups 202 are additionally arranged at two ends of the second longitudinal rib 201, so as to improve the bearing capacity and the deformation resistance of the top and the bottom of the column cap 2.
In one embodiment, the second longitudinal ribs 201 are provided with second bending portions 20101 at both ends, and one end of each second bending portion 20101 contacts the outer wall of the steel column 102.
It can be appreciated that the second bending part 20101 on the second longitudinal rib 201 is anchored with the steel column 102 by means of concrete, which is beneficial to the force transmission between the steel reinforcement cage of the column cap 2 and the steel column 102.
In one embodiment, the lateral cross-sectional dimensions of both the first ring plate 104 and the second ring plate 101 are smaller than the lateral cross-sectional dimensions of the cap 2.
It will be appreciated that the transverse cross-sectional dimensions of the first ring plate 104 and the second ring plate 101 are smaller than the transverse cross-sectional dimensions of the cap 2, so as to avoid exposing the first ring plate 104 and the second ring plate 101 to the cap 2, thereby avoiding the influence of the external environment on the service life of the first ring plate 104 and the second ring plate 101.
In one embodiment, both the first ring plate 104 and the second ring plate 101 are welded to the steel column 102.
The welding method is full penetration groove welding, and the connection position between the steel columns 102 and 102 should be offset from the welding position between the first ring plate 104 and the second ring plate 101.
In one embodiment, a diaphragm 103 is disposed within the section steel column 102 at both the first ring plate 104 and the second ring plate 101.
It will be appreciated that diaphragm 103 is effective to transfer the axial forces or bending moments of the beams transferred by either first ring plate 104 or second ring plate 101 while improving the rigidity and load carrying capacity of swage column 102.
In conclusion, the beam-column connecting node is simple in connecting and anchoring mode, clear and reliable in stress conduction path, convenient to construct on site and high in construction efficiency.
In the description of the present utility model, it should be understood that the terms "upper," "lower," "bottom," "top," "front," "rear," "inner," "outer," "left," "right," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be configured and operated in a particular orientation, and thus should not be construed as limiting the present utility model.
Although the utility model herein has been described with reference to particular embodiments, it is to be understood that these embodiments are merely illustrative of the principles and applications of the present utility model. It is therefore to be understood that numerous modifications may be made to the illustrative embodiments and that other arrangements may be devised without departing from the spirit and scope of the present utility model as defined by the appended claims. It should be understood that the different dependent claims and the features described herein may be combined in ways other than as described in the original claims. It is also to be understood that features described in connection with separate embodiments may be used in other described embodiments.
Claims (9)
1. A beam-column connection node, comprising:
the steel reinforced concrete column (1), the upper end of the steel reinforced concrete column (1) is provided with a column cap (2), the steel reinforced concrete column (1) comprises a steel reinforced column (102), a plurality of first annular plates (104) and a plurality of second annular plates (101) are sequentially arranged at the upper end of the steel reinforced column (102) along the length direction, and the first annular plates (104) and the second annular plates (101) are both positioned in the column cap (2);
the reinforced concrete beam (3) comprises a plurality of rows of first longitudinal ribs (301), the first longitudinal ribs (301) are anchored in the column cap (2), the first longitudinal ribs (301) in the lowest row are welded with the top of the first annular plate (104), and the first longitudinal ribs (301) in the uppermost row are welded with the top of the second annular plate (101).
2. A beam-column connection node according to claim 1, wherein one end of the first longitudinal rib (301) of the lowermost row and one end of the first longitudinal rib (301) of the uppermost row are both arranged in the section steel column (102) in a penetrating manner.
3. The beam-column connection node according to claim 1, wherein first longitudinal ribs (301) between the lowermost row of the first longitudinal ribs (301) and the uppermost row of the first longitudinal ribs (301) are each provided with a first bending portion (30101), and the first bending portions (30101) contact the outer wall of the section steel column (102).
4. The beam-column connection node according to claim 1, wherein the column cap (2) comprises a plurality of second longitudinal ribs (201) vertically arranged around the profile steel column (102), a plurality of stirrups (202) are arranged outside the plurality of second longitudinal ribs (201), and tie bars (203) are arranged between the plurality of second longitudinal ribs (201).
5. The beam-column connection node according to claim 4, wherein the wrapping density of stirrups (202) at two ends of the second longitudinal rib (201) is greater than that of stirrups (202) in the middle of the second longitudinal rib (201).
6. The beam-column connection node according to claim 4, wherein both ends of the second longitudinal rib (201) are provided with second bending parts (20101), and one end of each second bending part (20101) contacts the outer wall of the steel column (102).
7. A beam-column connection node according to claim 1, characterized in that the first ring plate (104) and the second ring plate (101) each have a smaller transverse cross-sectional dimension than the cap (2).
8. A beam-column connection node according to claim 1, characterized in that the first ring plate (104) and the second ring plate (101) are welded to the section steel column (102).
9. A beam-column connection node according to claim 1, characterized in that the first ring plate (104) and the second ring plate (101) are each provided with a diaphragm plate (103) in the section steel column (102).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322312192.7U CN220686349U (en) | 2023-08-25 | 2023-08-25 | Beam-column connection node |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322312192.7U CN220686349U (en) | 2023-08-25 | 2023-08-25 | Beam-column connection node |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220686349U true CN220686349U (en) | 2024-03-29 |
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ID=90375880
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322312192.7U Active CN220686349U (en) | 2023-08-25 | 2023-08-25 | Beam-column connection node |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220686349U (en) |
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- 2023-08-25 CN CN202322312192.7U patent/CN220686349U/en active Active
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