CN211285964U - Beam column node structure of assembled single-storey factory building - Google Patents
Beam column node structure of assembled single-storey factory building Download PDFInfo
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- CN211285964U CN211285964U CN201921807436.6U CN201921807436U CN211285964U CN 211285964 U CN211285964 U CN 211285964U CN 201921807436 U CN201921807436 U CN 201921807436U CN 211285964 U CN211285964 U CN 211285964U
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- factory building
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- 239000002783 friction material Substances 0.000 claims description 12
- 239000004567 concrete Substances 0.000 claims description 8
- 239000011150 reinforced concrete Substances 0.000 claims description 8
- 239000011178 precast concrete Substances 0.000 claims description 6
- 239000010410 layer Substances 0.000 abstract description 22
- 230000000694 effects Effects 0.000 abstract description 6
- 239000002356 single layer Substances 0.000 abstract description 6
- 238000006073 displacement reaction Methods 0.000 abstract description 4
- 238000005265 energy consumption Methods 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000004873 anchoring Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000021715 photosynthesis, light harvesting Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000005259 style development Effects 0.000 description 1
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Abstract
The utility model discloses a beam column node structure of assembled individual layer factory building, its characterized in that: the beam column node structure comprises a prefabricated column (1) and a prefabricated beam (3), wherein a friction column (2) is fixed at the bottom of the beam surface of the prefabricated beam (3), the bottom of the friction column (2) is a hemisphere, the hemisphere can be placed in a groove in the top end of the prefabricated column (1), and the friction column (2) and the groove in the top end of the prefabricated column (1) form a friction swinging component. The friction pendulum type component is arranged between the beam columns in the assembled single-layer factory building, when an earthquake occurs, a large relative displacement is generated between the beam columns, and the friction pendulum type component consumes a large amount of energy through friction so as to reduce the damage degree of the beam column node; compare with original nodal connection mode, this beam column node structure can play a sliding support's effect in factory building structure, when not influencing beam column bearing capacity, has strengthened the holistic ductility of structure, makes the structure damage in the earthquake effect reduce.
Description
Technical Field
The utility model belongs to the assembly type structure field, specifically speaking are beam column node structure of assembled individual layer factory building.
Background
The current single-layer factory building is widely applied and needs a large amount of power. The structural systems and structural parts of various plants are quite the same and can be assembled and constructed in an industrialized mode. The assembled single-storey factory building is one of the assembled buildings, and structurally shows large span, large height and large load bearing, so that the internal force of the components is large. Because the structural style development time of the fabricated structure is short, the research on the beam-column joint connection mode of the fabricated structure is still in the starting stage at home and abroad, the connection mode of most joints is only a common integral post-pouring or dry connection mode, and the novel connection mode is few.
Compared with a cast-in-place structure, the stress performance of the connecting section of the assembled beam column is weakened, so that the structural integrity is poor, the bearing capacity of the node is reduced, and the anti-seismic performance is poor. The existing concrete dry-type connecting scheme is mostly external steel members or concrete embedded parts and the like, the form is simple, effective anchoring measures are not available, the construction is complicated, and measures such as energy dissipation and shock absorption cannot be combined. When an earthquake comes, the beam-column joint is seriously damaged.
Therefore, aiming at the current situation that the beam-column node of the assembly type single-storey factory building is seriously damaged in the earthquake, the energy consumption performance of the node needs to be enhanced, and a novel connection mode is provided to improve the safety of the structure of the assembly type single-storey factory building.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a beam column node structure of an assembly type single-layer factory building aiming at the problems in the prior art; the beam-column joint structure can improve the energy consumption performance of the assembled beam-column joint, reduce the damage degree of the joint in an earthquake and enhance the integral ductility of the structure.
The utility model aims at solving through the following technical scheme:
the utility model provides a beam column node structure of assembled individual layer factory building which characterized in that: the beam column node structure comprises a prefabricated column and a prefabricated beam, wherein a friction column is fixed at the bottom of the beam surface of the prefabricated beam, the bottom of the friction column is a hemisphere, the hemisphere can be placed in a groove in the top end of the prefabricated column, and the friction column and the groove in the top end of the prefabricated column form a friction swinging component.
The friction column is a cylindrical precast concrete member with a hemispheroid at the bottom.
The radius of the bottom hemisphere of the friction column is larger than the depth of the groove at the top end of the prefabricated column.
The radius of the bottom hemisphere of the friction column is 1.2-1.5 times of the depth of the groove at the top end of the prefabricated column.
The surface of the hemisphere is coated with friction material.
The top of the friction column is connected to the bottom of the beam surface of the precast beam by concrete pouring.
The friction column is fixed at the bottom of the beam surface of the precast beam through a bolt.
The surface of the groove at the top end of the precast column is coated with a friction layer made of friction materials, and the friction layer and the friction column form a friction pendulum member.
The prefabricated column is a reinforced concrete prefabricated square column.
The precast beam is a reinforced concrete precast beam.
Compared with the prior art, the utility model has the following advantages:
the utility model discloses a place a friction pendulum-type component between the beam column in the assembled individual layer factory building, this friction pendulum-type component comprises the post top recess of friction stake and precast column, or comprises friction stake and friction layer, wherein the friction stake is fixed in the roof beam face bottom of the precast beam of beam column node, is the cylindrical precast concrete component of bottom for the hemisphere, and the bottom surface of hemisphere is scribbled friction material, and the concrete size can change along with the roof beam width; the column top surface of the processed prefabricated column is made into an inward concave groove, the surface of the groove is coated with friction materials to form a friction layer, and the groove or the groove with the friction layer on the surface can be used for the friction sliding of the friction pile; when an earthquake comes, large relative displacement is generated between the beam columns, and a large amount of energy is consumed by the friction pendulum type components through friction, so that the damage degree of the beam column node is reduced; compare with original nodal connection mode, this beam column node structure can play a sliding support's effect in factory building structure, when not influencing beam column bearing capacity, has strengthened the holistic ductility of structure, makes the structure damage in the earthquake effect reduce.
Drawings
FIG. 1 is an overall schematic view of a beam-column joint structure of an assembled single-story factory building of the present invention;
FIG. 2 is a schematic structural view of the friction pile of the present invention;
figure 3 is the utility model discloses a prefabricated post structure schematic diagram.
Wherein: 1-prefabricating a column; 2, friction pile; 3, prefabricating a beam; 4-friction layer.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples.
As shown in fig. 1-3: the utility model provides a beam column node structure of assembled individual layer factory building, this beam column node structure includes prefabricated post 1 and precast beam 3, and prefabricated post 1 is the prefabricated square column of reinforced concrete, and precast beam 3 is the prefabricated roof beam of reinforced concrete, is fixed with friction post 2 in the roof beam face bottom of precast beam 3, and the bottom of friction post 2 is in the recess on prefabricated post 1 top can be put into for hemisphere and this hemisphere, and the recess on friction post 2 and the prefabricated post 1 top constitutes the pendulum-type component of friction.
Specifically, the friction column 2 is a cylindrical precast concrete member with a hemispheroid at the bottom, friction materials are coated on the surface of the hemispheroid, the radius of the hemispheroid at the bottom of the friction column 2 is larger than the depth of the groove at the top end of the precast column 1, and the radius of the hemispheroid at the bottom of the friction column 2 is 1.2-1.5 times of the depth of the groove at the top end of the precast column 1. In the fixing mode of the friction column 2, the top of the friction column 2 is connected to the bottom of the beam surface of the precast beam 3 by concrete pouring, or the friction column 2 is fixed to the bottom of the beam surface of the precast beam 3 through bolts.
On the basis, a friction layer 4 made of friction materials is coated on the surface of the groove at the top end of the prefabricated column 1, and the friction layer 4 and the friction column 2 form a friction pendulum component.
Example one
As shown in fig. 1-3: the utility model provides a beam column node structure of assembled individual layer factory building, this beam column node structure includes prefabricated post 1, prefabricated roof beam 3 and friction pendulum formula component. The prefabricated column 1 is a reinforced concrete prefabricated square column, and the size of the prefabricated square column is determined by a specific assembly type single-layer factory building structure; the precast beam 3 is a reinforced concrete precast beam, and the size is determined by a specific assembly type single-layer factory building structure; the friction pendulum type component consists of a friction pile 2 and a friction layer 4, wherein the friction pile 2 is a cylindrical precast concrete component and is formed by pouring a precast mould, the bottom is a hemisphere, the surface of the bottom is coated with a friction material, the specific size can be changed along with the width of a beam, the friction pendulum type component is fixed at the bottom of the beam surface of a precast beam 3 at the node of a beam column, and the fixing mode can adopt post-cast concrete connection or bolt connection; the friction layer 4 is formed by polishing the top of the prefabricated column 1 after treatment into an inward concave groove, polishing the groove smoothly and coating a friction material on the surface of the polished groove. During connection, the friction pile 2 is fixed at the center of the concave friction surface of the friction layer 4, and the outside is filled with flexible corrosion-resistant materials, so that a slidable support is formed at the node of the beam column.
When the earthquake comes, the large relative displacement is generated between the beam columns under the action of the earthquake, the friction pendulum type component acts, and the friction pile 2 and the friction layer 4 consume energy through friction, so that the influence of the earthquake energy on the overall structure of the assembled single-layer factory building is reduced, and the damage degree of the beam column node is reduced.
The utility model discloses a place a friction pendulum-type component between the beam column in the assembled individual layer factory building, this friction pendulum-type component comprises friction pile 2 and the capital recess of precast column 1, or comprises friction pile 2 and frictional layer 4, wherein friction pile 2 is fixed in the roof beam face bottom of precast beam 3 of beam column node, is the cylindrical precast concrete component of bottom hemisphere, the bottom surface of hemisphere is scribbled friction material, the concrete size can change along with the roof beam width; the column top surface of the processed precast column 1 is made into an inward concave groove, the surface of the groove is coated with friction materials to form a friction layer 4, and the groove or the groove with the friction layer 4 on the surface can be used for the friction sliding of the friction pile 2; when an earthquake comes, large relative displacement is generated between the beam columns, and a large amount of energy is consumed by the friction pendulum type components through friction, so that the damage degree of the beam column node is reduced; compare with original nodal connection mode, this beam column node structure can play a sliding support's effect in factory building structure, when not influencing beam column bearing capacity, has strengthened the holistic ductility of structure, makes the structure damage in the earthquake effect reduce.
The above embodiments are only for explaining the technical idea of the present invention, and the protection scope of the present invention cannot be limited thereby, and any modification made on the basis of the technical scheme according to the technical idea provided by the present invention all fall within the protection scope of the present invention; the technology not related to the utility model can be realized by the prior art.
Claims (10)
1. The utility model provides a beam column node structure of assembled individual layer factory building which characterized in that: the beam column node structure comprises a prefabricated column (1) and a prefabricated beam (3), wherein a friction column (2) is fixed at the bottom of the beam surface of the prefabricated beam (3), the bottom of the friction column (2) is a hemisphere, the hemisphere can be placed in a groove in the top end of the prefabricated column (1), and the friction column (2) and the groove in the top end of the prefabricated column (1) form a friction swinging component.
2. The beam-column joint structure of the fabricated single-storey factory building according to claim 1, wherein: the friction column (2) is a cylindrical precast concrete member with a hemispheroid at the bottom.
3. The beam-column joint structure of the fabricated single-storey factory building according to claim 1, wherein: the radius of the bottom hemisphere of the friction column (2) is larger than the depth of the groove at the top end of the prefabricated column (1).
4. The beam-column joint structure of the fabricated single-storey factory building according to claim 3, wherein: the radius of the bottom hemisphere of the friction column (2) is 1.2-1.5 times of the depth of the groove at the top end of the prefabricated column (1).
5. The beam-column joint structure of the fabricated single-storey factory building according to any one of claims 1 to 4, wherein: the surface of the hemisphere is coated with friction material.
6. The beam-column joint structure of the fabricated single-storey factory building according to claim 1, wherein: the top of the friction column (2) is connected to the bottom of the beam surface of the precast beam (3) by concrete pouring.
7. The beam-column joint structure of the fabricated single-storey factory building according to claim 1, wherein: the friction column (2) is fixed at the bottom of the beam surface of the precast beam (3) through bolts.
8. The beam-column joint structure of the fabricated single-storey factory building according to claim 1, wherein: the surface of the groove at the top end of the prefabricated column (1) is coated with a friction layer (4) made of friction materials, and the friction layer (4) and the friction column (2) form a friction pendulum type component.
9. The beam-column joint structure of the fabricated single-storey factory building according to claim 1, wherein: the prefabricated column (1) is a reinforced concrete prefabricated square column.
10. The beam-column joint structure of the fabricated single-storey factory building according to claim 1, wherein: the precast beam (3) is a reinforced concrete precast beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921807436.6U CN211285964U (en) | 2019-10-25 | 2019-10-25 | Beam column node structure of assembled single-storey factory building |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921807436.6U CN211285964U (en) | 2019-10-25 | 2019-10-25 | Beam column node structure of assembled single-storey factory building |
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| CN211285964U true CN211285964U (en) | 2020-08-18 |
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| CN201921807436.6U Expired - Fee Related CN211285964U (en) | 2019-10-25 | 2019-10-25 | Beam column node structure of assembled single-storey factory building |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110644617A (en) * | 2019-10-25 | 2020-01-03 | 南京工业大学 | Beam column node structure of assembled single-storey factory building |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110644617A (en) * | 2019-10-25 | 2020-01-03 | 南京工业大学 | Beam column node structure of assembled single-storey factory building |
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Granted publication date: 20200818 |
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| CF01 | Termination of patent right due to non-payment of annual fee |