CN220790083U - Anti-seismic connecting structure for beam-column joint of reinforced concrete beam with stiffness - Google Patents
Anti-seismic connecting structure for beam-column joint of reinforced concrete beam with stiffness Download PDFInfo
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- CN220790083U CN220790083U CN202322339759.XU CN202322339759U CN220790083U CN 220790083 U CN220790083 U CN 220790083U CN 202322339759 U CN202322339759 U CN 202322339759U CN 220790083 U CN220790083 U CN 220790083U
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- plate
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- reinforced concrete
- connection structure
- seismic
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- 239000011150 reinforced concrete Substances 0.000 title claims abstract description 18
- 230000035939 shock Effects 0.000 claims description 16
- 230000008878 coupling Effects 0.000 claims description 11
- 238000010168 coupling process Methods 0.000 claims description 11
- 238000005859 coupling reaction Methods 0.000 claims description 11
- 230000003014 reinforcing effect Effects 0.000 claims description 2
- 229910000831 Steel Inorganic materials 0.000 description 15
- 239000010959 steel Substances 0.000 description 15
- 239000004567 concrete Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 239000002131 composite material Substances 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000011372 high-strength concrete Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
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- Joining Of Building Structures In Genera (AREA)
Abstract
The utility model relates to a rigid reinforced concrete beam column node anti-seismic connection structure which comprises a second anti-seismic connection assembly, wherein the anti-seismic connection assembly comprises a first fixing plate; the limiting plate is fixed on the inner side of the first fixed plate, and one end of the limiting plate is provided with an arc-shaped limiting groove; one end of the second connecting plate is provided with a protrusion which is embedded and matched in the limit groove; one end of the spring is fixedly connected with the first fixing plate, and the other end of the spring is connected with the bulge; a first connecting plate pivotally connected to the second connecting plate; the second fixing plate is arranged parallel to the first fixing plate, and the first connecting plate is far away from the end part of the second connecting plate and is connected with the inner side of the second fixing plate in a pivoting way; and two ends of the damper are respectively connected with the bulge and the second fixing plate. One use of an embodiment of the present utility model is to improve the seismic performance of a beam column structural joint.
Description
Technical Field
The utility model discloses a structural connection structure for a reinforced concrete beam column node, which relates to the technical field of building structures in general and more particularly to a structural connection structure for a reinforced concrete beam column node for earthquake resistance.
Background
The stiff concrete structure is a main form of steel-concrete composite structure, and is a special composite material formed by adding section steel into reinforced concrete. The ductility of the concrete can be effectively improved and the earthquake resistance of the concrete can be greatly improved due to the fact that the section steel core is similar to a skeleton; the lateral constraint of the concrete on the steel ensures the exertion of the mechanical property of the steel, and the concrete cannot exit from working in advance due to instability. Because of the advantages of high bearing capacity, high rigidity, good fire resistance, good earthquake resistance and the like.
The upright posts and the cross beams are connected by connecting pieces, such as Chinese patent publication number: CN208415525U, discloses a connection structure of a node of a reinforced concrete composite structure, which comprises a steel pipe and a steel beam; the steel beam vertically passes through the steel tube through the opening on the wall of the steel tube, the lattice column is longitudinally arranged in the steel tube, the steel beam is positioned at the hollow position of the lattice column, and concrete is poured into the steel beam. The utility model adopts the steel pipe constraint to make the internal high-strength concrete fully exert the compressive strength, and the steel skeleton adopts the lattice column formed by two channel steels, so that the longitudinal stability is better and the bending resistance is larger; and secondly, the novel joint is used for well solving the connection problem of beam-column joints in the reinforced concrete combined structure, is simple and convenient, is easy to construct, can realize rigid connection better, and can not break the beam-column and can not generate weak links. However, when an earthquake occurs, the node is weak in earthquake resistance, and the beam column node is easy to damage, so that the firmness is greatly reduced due to displacement caused by deformation, and certain hidden danger exists.
Disclosure of Invention
It is an object of one embodiment of the present utility model to provide a beam-column joint seismic connection structure of reinforced concrete with stiffness to improve the seismic performance of the beam-column structural joint.
In one aspect, a beam-column node seismic connection structure of a stiff reinforced concrete is described, comprising a second seismic connection assembly by which to connect a column with a beam, the seismic connection assembly comprising a first fixed plate; the limiting plate is fixed on the inner side of the first fixed plate, and one end of the limiting plate is provided with an arc-shaped limiting groove; one end of the second connecting plate is provided with a protrusion which is embedded and matched in the limit groove; one end of the spring is fixedly connected with the first fixing plate, and the other end of the spring is connected with the bulge; a first connecting plate pivotally connected to the second connecting plate; the second fixing plate is arranged parallel to the first fixing plate, and the first connecting plate is far away from the end part of the second connecting plate and is connected with the inner side of the second fixing plate in a pivoting way; and two ends of the damper are respectively connected with the bulge and the second fixing plate.
Preferably, the second anti-seismic connection assembly further comprises a scissor telescopic frame arranged between the first fixing plate and the second fixing plate.
Preferably, the limiting plate is further provided with a limiting block, and the limiting block is arranged above the limiting groove.
Preferably, the anti-seismic connection structure further comprises a first anti-seismic connection assembly, the first anti-seismic connection assembly being connected between the upright and the cross beam in an inclined manner, the first anti-seismic connection assembly comprising a connection arm; and connectors arranged at two ends of the connecting arm.
Preferably, the connector includes a first connecting portion pivotally connected to the connecting arm; a mounting plate fixed to the first connecting portion; one end of the movable rod is fixed on the mounting plate; the second connecting part is parallel to the first connecting part and is penetrated by one end of the movable rod far away from the mounting plate, and the movable rod can move along the axis direction of the movable rod relative to the second connecting part; and the elastic piece is arranged between the second connecting part and the mounting plate, and is wrapped outside the movable rod.
Preferably, the shock-resistant connection structure further comprises a reinforcing block.
The utility model has the following advantages:
the utility model is suitable for a connection of strength type reinforced concrete beam column connected node makes crossbeam and stand keep fixedly through setting up the second antidetonation coupling assembling respectively in the upside and the downside of crossbeam, when the earthquake takes place, the spring carries out buffering energy-absorbing through deformation, has played the shock-resistant effect, and most reverse effort when springing back through damping device spring simultaneously, and then has good antidetonation effect, has avoided beam column node to cause deformation displacement because of the earthquake for the great improvement of fastness.
Support the fixed plate through shearing formula expansion bracket to under the prerequisite that does not influence first antidetonation coupling assembling shock resistance, improve supporting strength.
Through setting up first antidetonation coupling assembling, with first antidetonation coupling assembling slope setting, link together stand and crossbeam, form triangular structure between first antidetonation coupling assembling, crossbeam and the stand to improved beam column node's joint strength, simultaneously, when the earthquake takes place, through the motion of movable rod, make the elastic component take place to deform and cushion the energy-absorbing, thereby further improve shock attenuation shock resistance.
Drawings
FIG. 1 illustrates a schematic structural view of an earthquake-resistant connection;
FIG. 2 illustrates a side view of the seismic connection structure of FIG. 1;
FIG. 3 illustrates a schematic structural view of a first seismic connection assembly in the seismic connection structure of FIG. 1;
FIG. 4 illustrates a schematic structural view of a connector in the first seismic connection assembly of FIG. 3;
FIG. 5 illustrates a schematic structural view of a second shock resistant connection assembly in the shock resistant connection structure of FIG. 1;
FIG. 6 illustrates a schematic internal structure of the second shock resistant connection assembly of FIG. 5;
fig. 7 illustrates a partial schematic structural view of the second shock resistant connection assembly shown in fig. 1.
Detailed Description
Reference will now be made in detail to the exemplary embodiments illustrated in the drawings. It should be understood that the following description is not intended to limit the embodiments to one preferred embodiment. On the contrary, it is intended to cover alternatives, modifications and equivalents as may be included within the spirit and scope of the embodiments as defined by the appended claims.
Example 1
Fig. 1-2 illustrate a beam-column node seismic connection structure of reinforced concrete of stiffness that may be improved by incorporating embodiments of the utility model. As with the other figures included, this figure is shown for illustrative purposes and is not limiting of the possible embodiments of the utility model or the claims.
The figure includes a second seismic connection assembly 400 by which the column and beam connect the column 100 to the beam 200.
As shown in fig. 5 to 7, the anti-seismic connection assembly 400 includes a first fixing plate 401, a limiting plate 407, a second connecting plate 405, a spring 408, a first connecting plate 404, a second fixing plate 410 and a damper 403, wherein the limiting plate 407 is fixed inside the first fixing plate 401, an arc-shaped limiting groove is disposed at one end of the limiting plate 407, a limiting block 406 is further disposed on the limiting plate 407, the limiting block 406 is disposed above the limiting groove, a protrusion 409 is disposed at one end of the second connecting plate 405 and is embedded in the limiting groove, the end is disposed between the limiting groove and the limiting block, one end of the spring 408 is fixed with the first fixing plate 401, the other end is connected with the protrusion 409, the first connecting plate 404 is pivotally connected with the second connecting plate 405 through a pivot, the second fixing plate 410 is parallel to the first fixing plate 401, the end of the first connecting plate 404 far away from the second connecting plate 405 is pivotally connected with the inner side of the second fixing plate 410 through the pivot, the two ends of the damper 403 are respectively kept connected with the protrusion 409 and the second fixing plate 410, and a telescopic frame is further disposed between the first fixing plate 401 and the second fixing plate 401.
The utility model is suitable for a connection of strength type reinforced concrete beam column connected node, through setting up the second antidetonation coupling assembling respectively in the upside and the downside of crossbeam messenger crossbeam and stand keep fixedly, during the installation, it is fixed with the crossbeam with second fixed plate 410 through the bolt, first fixed plate 410 keeps fixedly through welding or bolted connection's mode and stand, and then realize being connected between crossbeam and the stand, when the earthquake takes place, the spring is through deformation buffering energy-absorbing, the effect of antidetonation has been played, most reverse effort when the spring is kick-backed through damping device simultaneously, and then have good antidetonation effect, avoided beam column node to cause deformation displacement because of the earthquake, the great improvement of obtaining of fastness.
Example 2
In order to further improve the connection strength of the connection node between the upright post and the cross beam, the present embodiment proposes an improvement on the basis of embodiment 1, as shown in fig. 1-2, and the anti-seismic connection structure in this embodiment further includes a first anti-seismic connection assembly 300, where the first anti-seismic connection assembly 300 is obliquely connected between the upright post 100 and the cross beam 200.
As shown in fig. 3, the first seismic connector assembly 300 includes a connector arm 310 and connectors 320, and the connectors 320 are disposed at both ends of the connector arm 310.
The connector is fixed with the upright post and the cross beam in a mode of fixed connection through bolts or welding and the like, and a triangular structure is formed among the first anti-seismic connecting assembly, the cross beam and the upright post, so that the connecting strength of beam-column joints is improved.
Example 3
In order to further improve the anti-seismic performance of the connection node between the upright and the cross beam, this embodiment proposes an improvement on the basis of embodiment 2, as shown in fig. 4, the connector 320 in this embodiment includes a first connection portion 321, a second connection portion 322, a mounting plate 325, a movable rod 324, and an elastic member 323, the first connection portion 321 is pivotally connected to the connection arm 310, the mounting plate 325 is fixed to the first connection portion 321, one end of the movable rod 324 is fixed to the mounting plate 325, the second connection portion 322 is parallel to the first connection portion 321, the second connection portion 322 is penetrated by one end of the movable rod 324 away from the mounting plate 325, the movable rod 324 can move along its axis direction relative to the second connection portion, the elastic member is disposed between the second connection portion 322 and the mounting plate 325, and the elastic member 323 is wrapped outside the movable rod 324.
When an earthquake occurs, the elastic piece is deformed to buffer and absorb energy through the movement of the movable rod, so that the shock absorption and earthquake resistance performance is further improved.
In addition, the utility model discloses still can be above-mentioned install and resist setting up the boss 500 between the first antidetonation coupling assembling of downside on the crossbeam, the boss 500 passes through the mode of bolt to be fixed on the stand, and the second fixed plate passes through the mode of bolt and keeps fixedly with the boss 500 to promote the joint strength of first antidetonation coupling assembling and stand.
The foregoing description of embodiments of the utility model has been presented for the purposes of illustration and description. It is not intended to be exhaustive and does not limit the utility model to the precise form described; numerous modifications and variations are possible in light of the above teachings. The embodiments were chosen and described in order to best explain the principles of the utility model and its practical application, to thereby enable others skilled in the art to best utilize the utility model in various embodiments and with various modifications as are suited to the particular use contemplated. It is therefore to be understood that the utility model is intended to cover all modifications and equivalents that fall within the scope of the appended claims.
Claims (6)
1. The utility model provides a strong nature reinforced concrete beam column node antidetonation connection structure, its characterized in that includes second antidetonation coupling assembling, links up stand and crossbeam through this second antidetonation coupling assembling, antidetonation coupling assembling includes
A first fixing plate;
the limiting plate is fixed on the inner side of the first fixed plate, and one end of the limiting plate is provided with an arc-shaped limiting groove;
one end of the second connecting plate is provided with a protrusion which is embedded and matched in the limit groove;
one end of the spring is fixedly connected with the first fixing plate, and the other end of the spring is connected with the bulge;
a first connecting plate pivotally connected to the second connecting plate;
the second fixing plate is arranged parallel to the first fixing plate, and the first connecting plate is far away from the end part of the second connecting plate and is connected with the inner side of the second fixing plate in a pivoting way; and
and two ends of the damper are respectively connected with the bulge and the second fixing plate.
2. The shock resistant connection structure of a beam-column joint of reinforced concrete according to claim 1, wherein said second shock resistant connection assembly further comprises a shear type expansion bracket disposed between said first and second fixed plates.
3. The shock-resistant connection structure for the beam-column joint of the reinforced concrete according to claim 1, wherein the limiting plate is further provided with a limiting block, and the limiting block is arranged above the limiting groove.
4. A beam-column node seismic connection structure according to any one of claims 1 to 3, further comprising a first seismic connection assembly connected between the upright and the cross beam in an inclined manner, the first seismic connection assembly comprising
A connecting arm; and
and the connectors are arranged at two ends of the connecting arm.
5. The shock resistant connection structure of a beam-column joint of reinforced concrete according to claim 4, wherein said joint comprises
A first connecting part pivotally connected to the connecting arm;
a mounting plate fixed to the first connecting portion;
one end of the movable rod is fixed on the mounting plate;
the second connecting part is parallel to the first connecting part and is penetrated by one end of the movable rod far away from the mounting plate, and the movable rod can move along the axis direction of the movable rod relative to the second connecting part; and
and the elastic piece is arranged between the second connecting part and the mounting plate and is wrapped outside the movable rod.
6. The shock resistant connection structure of a beam-column node of reinforced concrete according to claim 1, wherein said shock resistant connection structure further comprises a reinforcing block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322339759.XU CN220790083U (en) | 2023-08-30 | 2023-08-30 | Anti-seismic connecting structure for beam-column joint of reinforced concrete beam with stiffness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322339759.XU CN220790083U (en) | 2023-08-30 | 2023-08-30 | Anti-seismic connecting structure for beam-column joint of reinforced concrete beam with stiffness |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220790083U true CN220790083U (en) | 2024-04-16 |
Family
ID=90637524
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322339759.XU Active CN220790083U (en) | 2023-08-30 | 2023-08-30 | Anti-seismic connecting structure for beam-column joint of reinforced concrete beam with stiffness |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220790083U (en) |
-
2023
- 2023-08-30 CN CN202322339759.XU patent/CN220790083U/en active Active
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