CN221276885U - Friction energy consumption self-resetting node capable of being prefabricated and assembled - Google Patents
Friction energy consumption self-resetting node capable of being prefabricated and assembled Download PDFInfo
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- CN221276885U CN221276885U CN202323324504.2U CN202323324504U CN221276885U CN 221276885 U CN221276885 U CN 221276885U CN 202323324504 U CN202323324504 U CN 202323324504U CN 221276885 U CN221276885 U CN 221276885U
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- concrete
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- energy consumption
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- steel tube
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- 238000005265 energy consumption Methods 0.000 title claims abstract description 13
- 239000004567 concrete Substances 0.000 claims abstract description 59
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 54
- 239000010959 steel Substances 0.000 claims abstract description 54
- 125000006850 spacer group Chemical group 0.000 claims 2
- 230000006870 function Effects 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract description 4
- 238000010276 construction Methods 0.000 abstract description 3
- 238000009417 prefabrication Methods 0.000 abstract 1
- 238000005192 partition Methods 0.000 description 7
- 239000011150 reinforced concrete Substances 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 229910001285 shape-memory alloy Inorganic materials 0.000 description 2
- 238000013016 damping Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000002783 friction material Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000021715 photosynthesis, light harvesting Effects 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
Abstract
The utility model discloses a friction energy consumption self-resetting node capable of being prefabricated and assembled, and relates to the technical field of building equipment. The utility model comprises the following steps: the concrete filled steel tube comprises a concrete filled steel tube column and a concrete beam, wherein a connecting piece is arranged on one side of the concrete filled steel tube column, and two mounting plates are fixedly connected to one side of the connecting piece; one side of the concrete beam is provided with a steel end plate. The utility model provides the functions of self-resetting, friction energy consumption, replaceability and the like for the joints of the concrete filled steel tube column and the concrete beam by arranging the connecting pieces and the connecting components, solves the problems of single energy consumption mode, general energy consumption capability, low prefabrication degree and the like of the joints, solves the problems of high field construction difficulty, large workload, low installation efficiency of the joints of the concrete filled steel tube column and the concrete beam, and avoids the problems of high maintenance difficulty, high consumption and the like caused by large residual deformation of the joints of the traditional concrete structure after the earthquake action.
Description
Technical Field
The utility model belongs to the technical field of building equipment, and particularly relates to a friction energy consumption self-resetting node capable of being prefabricated.
Background
The assembled concrete frame structure which is widely popularized and built in China at present mainly adopts an assembled integral concrete frame which is connected in an overlapped cast-in-situ mode, main components comprise precast beams, precast columns, precast external wall boards, precast inner wall partition boards, precast floor slabs, precast balcony boards, precast air conditioner boards, precast stairways and the like, structural nodes in the assembled concrete frame structure mainly comprise column-column connection, beam-column connection and primary-secondary beam connection nodes, and the conventional assembled nodes realize more convenient construction but cannot realize self-resetting and further improve space in function.
The Chinese patent with the application number of CN202221607922.5 discloses a novel assembled self-resetting friction beam column node, which comprises a reinforced concrete column, a reinforced concrete beam and a beam column connecting component, wherein one end of the beam column connecting component is connected with the reinforced concrete column by arranging channel steel, and the other end of the beam column connecting component is connected with the reinforced concrete beam by a high-strength friction energy dissipation bolt; the beam column connecting assembly comprises a first connecting piece, a second connecting piece, a first side plate, a second side plate and a limiting plate, wherein the first side plate and the second side plate are arranged between the first connecting piece and the second connecting piece, a plurality of SMA rods are arranged between the first side plate and the second side plate, and the limiting plate is arranged at the right ends of the first connecting piece and the second connecting piece.
The SMA rod used in the scheme is a shape memory alloy rod which needs to be subjected to complex procedures such as heat treatment, heat training and the like before being used, and the shape memory alloy is high in price and is not beneficial to popularization in practical application.
The present utility model has been made in view of this.
Disclosure of utility model
The utility model aims to solve the technical problem of overcoming the defects of the prior art and providing a friction energy consumption self-resetting node capable of being prefabricated.
In order to solve the technical problems, the utility model adopts the basic conception of the technical scheme that:
A friction dissipative self-resetting node with prefabricated assembly comprising: the concrete filled steel tube comprises a concrete filled steel tube column and a concrete beam, wherein a connecting piece is arranged on one side of the concrete filled steel tube column, and two mounting plates are fixedly connected to one side of the connecting piece;
A steel end plate is arranged on one side of the concrete beam, two friction plates are fixedly connected to the other side of the steel end plate, a placing groove is formed in one side of the friction plates, friction plates are arranged in the placing groove and matched with the mounting plate, corresponding through holes are formed in one sides of the steel end plate and the concrete beam, and connecting components are arranged in the through holes.
Optionally, the connecting assembly comprises a steel strand arranged in the through hole, and an anchor fixedly connected to one side of the steel end plate and one end of the concrete beam, wherein two ends of the steel strand are respectively and fixedly connected with the anchor. Through setting up coupling assembling, the self-resetting performance that makes the steel strand wires have reduces even avoids shake the surplus deformation of disabled, improves the structure and shakes the repairability after.
Optionally, a plurality of connecting holes are formed in one side of the inner wall of the placing groove, and mounting holes corresponding to the connecting holes one by one are formed in one side of the friction plate. The friction plate and the friction plate are connected through the connecting holes and the mounting holes, and the friction plate is connected with the friction plate through the high-strength bolts.
Optionally, a connecting groove is formed on one side of the mounting plate, the connecting hole and the mounting hole correspond to the connecting groove, and the mounting plate is fixedly connected with the friction plate through a high-strength bolt. Through setting up the spread groove for connect between high strength bolt pair connecting piece and the friction plate.
Optionally, the connecting piece is connected with the steel tube concrete column through welding. The parts can be prefabricated in advance, and the connecting piece and the concrete filled steel tube column are welded on site.
Optionally, a partition is fixedly connected to one side of the connecting piece, and the partition is located between the two mounting plates. Through setting up the baffle for separate two mounting panels, be convenient for dock steel core concrete column and concrete beam.
After the technical scheme is adopted, compared with the prior art, the utility model has the following beneficial effects, and of course, any product for implementing the utility model does not necessarily need to achieve all the following advantages at the same time:
Through setting up connecting piece and coupling assembling, endowed steel core concrete column and concrete beam node department have from reset, friction power consumption, removable scheduling function, solved node department power consumption mode singleness, the power consumption ability is general, but prefabricated degree low grade problem, it is high to solve steel core concrete column and concrete beam at the site operation degree of difficulty, work load is big, the installation effectiveness of node is low, avoid traditional concrete structure after the seismic action, node department residual deformation is big, leads to the maintenance degree of difficulty big, consume high grade problem.
The following describes the embodiments of the present utility model in further detail with reference to the accompanying drawings.
Drawings
The drawings in the following description are only examples of embodiments from which other drawings may be derived by those skilled in the art without the exercise of inventive faculty. In the drawings:
FIG. 1 is a schematic perspective view of an embodiment of the present utility model;
FIG. 2 is a schematic view of a connector according to an embodiment of the present utility model;
FIG. 3 is a schematic view of a friction plate and friction plate according to an embodiment of the present utility model;
FIG. 4 is a schematic view of a concrete beam structure according to an embodiment of the present utility model;
FIG. 5 is a schematic view of a three-dimensional connection structure according to an embodiment of the present utility model;
In the drawings, the list of components represented by the various numbers is as follows:
1. A steel pipe concrete column; 2. a concrete beam; 3. a connecting piece; 4. a mounting plate; 5. a steel end plate; 6. a friction plate; 7. a placement groove; 8. a friction plate; 9. a through hole; 10. a connection assembly; 101. steel strand; 102. an anchor; 11. a connection hole; 12. a mounting hole; 13. a connecting groove; 14. a partition board.
It should be noted that these drawings and the written description are not intended to limit the scope of the inventive concept in any way, but to illustrate the inventive concept to those skilled in the art by referring to the specific embodiments.
Detailed Description
The utility model will now be described in further detail with reference to the accompanying drawings.
Referring to fig. 1-5, in this embodiment, there is provided a friction energy consuming self-resetting node with prefabricated assembly, comprising: the concrete filled steel tube column comprises a concrete filled steel tube column 1 and a concrete beam 2, wherein a connecting piece 3 is arranged on one side of the concrete filled steel tube column 1, and two mounting plates 4 are fixedly connected to one side of the connecting piece 3;
The steel end plate 5 is installed to one side of the concrete beam 2, two friction plates 6 are fixedly connected to the other side of the steel end plate 5, a placing groove 7 is formed in one side of the friction plates 6, friction plates 8 are arranged in the placing groove 7, the friction plates 6 are matched with the mounting plates 4, corresponding through holes 9 are formed in one side of the steel end plate 5 and one side of the concrete beam 2, and connecting components 10 are arranged in the through holes 9.
The application of one aspect of the embodiment is: when in use, the friction plate 8 is placed into the placing groove 7 in the friction plate 6, the connecting piece 3, the concrete beam 2 with the steel end plate 5 and the mounting plate 4 are connected by high-strength bolts through the connecting holes 11 and the mounting holes 12 to form a prefabricated mixed beam, the prefabricated mixed beam and the steel pipe concrete column 1 are welded on site, meanwhile, bonding-free prestressed steel strands 101 are arranged on the prefabricated mixed beam and the prefabricated steel pipe concrete column, and tension is carried out, so that Liang Zifu potential energy capacity is provided;
The steel end of the beam can generate a corner relative to the connecting piece 3 under the action of an earthquake at the node of the prefabricated assembly type multi-stage energy consumption self-resetting frame structure, relative displacement is generated, the contact surface of the friction plate 8 and the friction plate 6 is rubbed to realize node energy consumption, the damage of the earthquake to the structure is reduced, the beam is provided with self-resetting capability, the structure can automatically recover the original form after the earthquake action is finished, the maintenance and replacement cost and time are reduced, the structure has better damping effect under the actions of the most earthquake, the fortification earthquake and the rare earthquake, even the rare earthquake, all the components can be manufactured in factories, simple welding work is carried out on site according to the requirement of only the site after the components are transported to the site, the installation step is simple and clear, the requirement on constructors is not high, all the structural components can be quickly detached and reinstalled and repaired after the damage, and the development concept of the frame structure that the self-resetting structure can be repaired can be improved.
Through setting up connecting piece 3 and coupling assembling 10, endowed steel core concrete column 1 and concrete beam 2 node department have from reset, friction power consumption, removable scheduling function, solved node department power consumption mode singleness, the power consumption ability is general, but prefabricated degree low grade problem, it is high at the site operation degree of difficulty to solve steel core concrete column 1 and concrete beam 2, the work load is big, the installation effectiveness of node is low, avoid traditional concrete structure after the seismic action, the residual deformation of node department is big, lead to the maintenance degree of difficulty big, consume high grade problem.
The connecting component 10 of the embodiment comprises a steel strand 101 arranged in the through hole 9, an anchor 102 fixedly connected to one side of the steel end plate 5 and one end of the concrete beam 2, wherein two ends of the steel strand 101 are respectively fixedly connected with the anchor 102, and the toughness of the frame structure can be improved through the arrangement of the connecting component 10.
A plurality of connecting holes 11 are formed in one side of the inner wall of the placing groove 7 in the embodiment, mounting holes 12 corresponding to the connecting holes 11 one by one are formed in one side of the friction plate 6, and the friction plate 8 and the friction plate 6 can be fixed when the friction plate is mounted by using high-strength bolts through the arrangement of the connecting holes 11 and the mounting holes 12.
The connecting groove 13 has been seted up to one side of mounting panel 4 of this embodiment, and connecting hole 11 and mounting hole 12 are corresponding with connecting groove 13, through high strength bolt fixed connection between mounting panel 4 and the friction plate 6, the setting of connecting groove 13 on mounting panel 4 is convenient for high strength bolt to friction plate 6 and mounting panel 4 connect.
The connecting piece 3 and the steel tube concrete column 1 are connected through welding, and the connecting piece 3 and the steel tube concrete column 1 can be directly constructed on site through welding, so that the operation is convenient.
One side of the connecting piece 3 of the embodiment is fixedly connected with a partition plate 14, the partition plate 14 is located between the two mounting plates 4, and the partition plate 14 is used for separating the mounting plates 4, so that the connection of the concrete filled steel tube column 1 and the concrete beam 2 is facilitated.
The friction plate 8 of this embodiment is a NAO friction plate 8, i.e. made of asbestos-free mixed fiber friction material.
The present utility model is not limited to the above embodiments, and any person who can learn the structural changes made under the teaching of the present utility model can fall within the scope of the present utility model if the present utility model has the same or similar technical solutions. The technology, shape, and construction parts of the present utility model, which are not described in detail, are known in the art.
Claims (6)
1. A friction dissipative self-resetting joint with prefabricated assembly, comprising: the concrete filled steel tube column comprises a concrete filled steel tube column (1) and a concrete beam (2), wherein a connecting piece (3) is arranged on one side of the concrete filled steel tube column (1), and two mounting plates (4) are fixedly connected to one side of the connecting piece (3);
One side of the concrete beam (2) is provided with a steel end plate (5), the other side of the steel end plate (5) is fixedly connected with two friction plates (6), one side of each friction plate (6) is provided with a placing groove (7), the inside of each placing groove (7) is provided with a friction plate (8), each friction plate (6) is matched with the mounting plate (4), one side of the steel end plate (5) and one side of the concrete beam (2) are provided with corresponding through holes (9), and the inside of each through hole (9) is provided with a connecting assembly (10).
2. A friction energy consumption self-resetting joint with prefabricated assembly according to claim 1, characterized in that the connecting assembly (10) comprises a steel strand (101) arranged in the through hole (9), an anchor (102) fixedly connected to one side of the steel end plate (5) and one end of the concrete beam (2), and two ends of the steel strand (101) are fixedly connected with the anchor (102) respectively.
3. The self-resetting friction energy consumption node with prefabricated assembly according to claim 1, wherein a plurality of connecting holes (11) are formed in one side of the inner wall of the placing groove (7), and mounting holes (12) corresponding to the connecting holes (11) one by one are formed in one side of the friction plate (6).
4. The self-resetting friction energy consumption node with the prefabricated assembly according to claim 1, wherein a connecting groove (13) is formed in one side of the mounting plate (4), the connecting hole (11) and the mounting hole (12) correspond to the connecting groove (13), and the mounting plate (4) is fixedly connected with the friction plate (6) through a high-strength bolt.
5. A friction dissipative self-righting joint with prefabricated assembly according to claim 1, characterized in that the connection (3) is welded to the concrete filled steel tubular column (1).
6. A friction dissipative self-resetting joint with prefabricated assembly according to claim 1, characterized in that the spacer (14) is fixedly connected to one side of the connecting piece (3), the spacer (14) being located between the two mounting plates (4).
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221276885U true CN221276885U (en) | 2024-07-05 |
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