CN210369407U - Building shock attenuation power consumption structure - Google Patents
Building shock attenuation power consumption structure Download PDFInfo
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- CN210369407U CN210369407U CN201920979807.2U CN201920979807U CN210369407U CN 210369407 U CN210369407 U CN 210369407U CN 201920979807 U CN201920979807 U CN 201920979807U CN 210369407 U CN210369407 U CN 210369407U
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Abstract
A building shock absorption and energy dissipation structure comprises an upper connecting beam and a lower connecting beam, wherein a shock absorption and energy dissipation structure is arranged between the upper connecting beam and the lower connecting beam, and comprises a fixed support, a connecting support, a first mild steel damper and a second mild steel damper; foundation bolts are embedded in the upper connecting beam and the lower connecting beam, and the fixed supports are respectively fixed on the upper connecting beam and the lower connecting beam through fastening nuts; the web plates of the connecting support and the fixed support are both connected with the second connecting plate through bolts, and the wing plates of the connecting support and the fixed support are both fixedly connected with the first connecting plate through bolts; the first mild steel damper consists of an upper connecting steel plate, a lower connecting steel plate and a shearing energy consumption plate; the second mild steel damper consists of an upper connecting plate, a lower connecting plate and a bending energy dissipation plate. The structure can not only meet the requirement of elastic-plastic deformation during major earthquake so as to achieve the purpose of damping and dissipating energy, but also can generate elastic-plastic deformation during minor earthquake so as to absorb earthquake energy and prevent the building structure from being damaged.
Description
Technical Field
The utility model relates to a building shock attenuation technical field, concretely relates to building shock attenuation power consumption structure.
Background
The metal energy-consuming damper consumes energy generated in an earthquake by utilizing the plastic hysteresis deformation of metal, and because the soft steel has the hysteresis characteristic after entering a plastic state, a large amount of energy can be absorbed in the elastic-plastic hysteresis deformation process, so that the material is used for manufacturing different energy-consuming dampers. Common metal energy-consuming dampers are: x-shaped and triangular energy-consuming dampers, torsion beam energy-consuming dampers, bending beam energy-consuming dampers, etc. Compared with other types of dampers, the metal damper is simple and easy to manufacture, stable in hysteretic performance, convenient to replace and low in cost, so that the metal damper is quite common in seismic reinforcement and repair of engineering structures.
At present, the common metal energy dissipation damper has a single structure, is mostly an X-shaped or triangular energy dissipation damper, but has the following problems: when the earthquake magnitude is large, the soft steel damper enters elastic-plastic deformation and plastic deformation to consume and absorb the earthquake capacity, when a small earthquake occurs, the yield stress of the metal damper is not reached, the damper does not play a due role in an elastic state, the structure is damaged due to energy absorption, and the damper cannot achieve a due shock absorption effect.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve above-mentioned problem, designed a building shock attenuation power consumption structure, this structure not only can satisfy the elastoplasticity when shaking greatly and warp in order to reach the purpose of shock attenuation power consumption, still can produce the elastoplasticity when shaking for a short time and warp in order to absorb seismic energy, prevents that building structure from receiving the damage.
In order to solve the technical problem, the above technical effect is achieved, the utility model discloses a following technical scheme realizes:
a building shock absorption and energy dissipation structure comprises an upper connecting beam and a lower connecting beam, and is characterized in that a shock absorption and energy dissipation structure is arranged between the upper connecting beam and the lower connecting beam, the shock absorption and energy dissipation structure comprises a fixed support, a connecting support, a first mild steel damper and a second mild steel damper, the fixed support is symmetrically fixed on the upper connecting beam and the lower connecting beam, the connecting support is jointly fixed on the fixed support through a first connecting plate and a second connecting plate, the first mild steel damper is symmetrically fixed on the connecting support on the upper side and the lower side, and the second mild steel damper is fixed between the first mild steel dampers on the upper side and the lower side;
foundation bolts are pre-embedded on the upper connecting beam and the lower connecting beam, anchor holes are formed in the fixed support, the anchor holes of the fixed support penetrate through the foundation bolts and then are respectively fixed on the upper connecting beam and the lower connecting beam through fastening nuts, the fixed support consists of a bottom plate, H-shaped steel and a stiffening plate, the H-shaped steel is fixed on the bottom plate, the bottom plate is provided with the anchor holes, and the web plate and the wing plate of the H-shaped steel are provided with through holes; the connecting support is of an integrated structure consisting of H-shaped steel and a top plate, a web plate of the connecting support is provided with a through hole, a first connecting plate and a second connecting plate are provided with through holes, the web plate of the connecting support and the web plate of the fixed support are both connected with the second connecting plate through bolts, and wing plates of the connecting support and the fixed support are both fixedly connected with the first connecting plate through bolts;
the first mild steel damper is of an I-shaped cross section structure consisting of an upper connecting steel plate, a lower connecting steel plate and a shearing energy dissipation plate fixedly connected between the connecting steel plates, and the connecting steel plates are provided with through holes and are fixed on top plates of the connecting supports through fastening bolts;
the second mild steel damper comprises an upper connecting plate, a lower connecting plate and a plurality of bending energy dissipation plates which are fixed between the upper connecting plate and the lower connecting plate at equal intervals, the upper connecting plate and the lower connecting plate are provided with through holes and are respectively fixed on the first mild steel dampers at the upper side and the lower side through fastening bolts, and the bending energy dissipation plates are plate bodies with wide upper ends and wide lower ends and narrow middle parts.
Preferably, the shearing energy dissipation plate of the first mild steel damper is made of steel with the yield strength of 100-.
The utility model has the advantages that: the structure can not only meet the requirement of elastic-plastic deformation during major earthquake so as to achieve the purpose of damping and dissipating energy, but also can generate elastic-plastic deformation during minor earthquake so as to absorb earthquake energy and prevent the building structure from being damaged.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view of an assembly structure of a shock-absorbing and energy-dissipating structure of a building;
FIG. 2 is a schematic structural diagram of components of a shock-absorbing and energy-dissipating structure of a building;
FIG. 3 is a schematic cross-sectional view of the connecting support;
FIG. 4 is a schematic sectional view of the first mild steel damper;
fig. 5 is a schematic sectional structure view of the second mild steel damper.
In the drawings, the components represented by the respective reference numerals are listed below:
1-upper connecting beam, 2-lower connecting beam, 3-fixed support, 4-connecting support, 5-first soft steel damper, 6-first connecting plate, 7-second soft steel damper, 8-backing plate, 9-foundation bolt, 10-second connecting plate, 11-bottom plate, 12-H-shaped steel, 13-stiffening plate, 14-perforation, 15-top plate, 16-connecting steel plate, 17-shearing energy dissipation plate, 18-upper connecting plate, 19-lower connecting plate and 20-bending energy dissipation plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-5, a building shock-absorbing and energy-consuming structure comprises an upper connection beam 1 and a lower connection beam 2, a shock-absorbing and energy-consuming structure is arranged between the upper connection beam 1 and the lower connection beam 2, the shock-absorbing and energy-consuming structure comprises a fixed support 3, a connection support 4, a first mild steel damper 5 and a second mild steel damper 7, the fixed support 3 is symmetrically fixed on the upper connection beam 1 and the lower connection beam 2, the connection support 4 is jointly fixed on the fixed support 3 through a first connection plate 6 and a second connection plate 10, the first mild steel dampers 5 are symmetrically fixed on the connection supports 4 at the upper and lower sides, and the second mild steel damper 5 is fixed between the first mild steel dampers 5 at the upper and lower sides;
the first mild steel damper 5 is of an I-shaped cross section structure consisting of an upper connecting steel plate 16, a lower connecting steel plate 16 and a shearing energy dissipation plate 17 fixedly connected between the connecting steel plates 16, wherein the connecting steel plates 16 are provided with through holes 14 and are fixed on a top plate 15 of the connecting support 4 through fastening bolts;
the second mild steel damper 7 is composed of an upper connecting plate 18, a lower connecting plate 19 and a plurality of bending energy dissipation plates 20 which are fixed between the upper connecting plate 18 and the lower connecting plate 19 at equal intervals, the upper connecting plate 18 and the lower connecting plate 19 are provided with through holes and are respectively fixed on the first mild steel dampers 5 at the upper side and the lower side through fastening bolts, and the bending energy dissipation plates 20 are plate bodies with wide upper end and lower end and narrow middle.
The shearing energy dissipation plate 17 of the first mild steel damper 5 is made of steel with the yield strength of 100-.
The working principle of the device is as follows: the shear energy dissipation plates 17 of the first mild steel damper 5 are rectangular plates with full length, the initial rigidity is high, the yield displacement is small, the second mild steel damper 7 is composed of an upper connecting plate 18, a lower connecting plate 19 and X-shaped bending energy dissipation plates 20, and a damping structure composed of a plurality of bending energy dissipation plates 20 is low in initial rigidity and large in yield displacement; when the earthquake occurs slightly, the upper connecting beam 1 and the lower connecting beam 2 slide relatively under the action of the earthquake, the shearing energy consumption plate 17 of the first mild steel damper 5 generates elastic-plastic deformation and plastic deformation after receiving the load transmitted by the connecting support 4 so as to consume the earthquake energy, and the bending energy consumption plate 20 of the second mild steel damper 7 generates elastic deformation after receiving the load transmitted by the first mild steel damper 5 so as to be used as a safe reserve when the earthquake occurs greatly; during heavy earthquakes, the first mild steel damper 5 yields and directly transmits load to the second mild steel damper 7, and the bending energy dissipation plate 20 of the second mild steel damper 7 generates elastic-plastic deformation and plastic deformation to dissipate earthquake energy, so that the building structure is prevented from being damaged; the structure can not only meet the requirement of elastic-plastic deformation during major earthquake so as to achieve the purpose of damping and dissipating energy, but also can generate elastic-plastic deformation during minor earthquake so as to absorb earthquake energy and prevent the building structure from being damaged.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (2)
1. A building shock absorption and energy dissipation structure comprises an upper connecting beam (1) and a lower connecting beam (2), and is characterized in that a shock absorption and energy dissipation structure is arranged between the upper connecting beam (1) and the lower connecting beam (2), the shock absorption and energy dissipation structure comprises a fixed support (3), a connecting support (4), a first soft steel damper (5) and a second soft steel damper (7), the fixed support (3) is symmetrically fixed on the upper connecting beam (1) and the lower connecting beam (2), the connecting support (4) is jointly fixed on the fixed support (3) through a first connecting plate (6) and a second connecting plate (10), the first soft steel dampers (5) are symmetrically fixed on the connecting supports (4) on the upper side and the lower side, and the second soft steel damper (7) is fixed between the first soft steel dampers (5) on the upper side and the lower side;
foundation bolts (9) are embedded in the upper connecting beam (1) and the lower connecting beam (2), anchor holes are formed in the fixed support (3), the anchor holes of the fixed support (3) penetrate through the foundation bolts (9) and then are respectively fixed on the upper connecting beam (1) and the lower connecting beam (2) through fastening nuts, the fixed support (3) consists of a bottom plate (11), H-shaped steel (12) fixed on the bottom plate (11) and a stiffening plate (13), the bottom plate (11) is provided with the anchor holes, and the web plate and the wing plate of the H-shaped steel (12) are provided with through holes (14); the connecting support (4) is of an integrated structure consisting of H-shaped steel (12) and a top plate (15), a web plate of the connecting support (4) is provided with a through hole (14), a first connecting plate (6) and a second connecting plate (10) are provided with through holes, the web plates of the connecting support (4) and the fixed support (3) are both in bolt connection with the second connecting plate (10), and wing plates of the connecting support (4) and the fixed support (3) are both in bolt fixed connection with the first connecting plate (6);
the first mild steel damper (5) is characterized in that the section of the first mild steel damper is I-shaped, the first mild steel damper is composed of an upper connecting steel plate (16), a lower connecting steel plate (16) and a shearing energy dissipation plate (17) fixedly connected between the connecting steel plates (16), the connecting steel plates (16) are provided with through holes (14) and are fixed on a top plate (15) of the connecting support (4) through fastening bolts;
the second mild steel damper (7) is composed of an upper connecting plate (18), a lower connecting plate (19) and a plurality of bending energy dissipation plates (20) which are fixed between the upper connecting plate (18) and the lower connecting plate (19) at equal intervals, the upper connecting plate (18) and the lower connecting plate (19) are provided with through holes and are respectively fixed on the first mild steel dampers (5) at the upper side and the lower side through fastening bolts, and the bending energy dissipation plates (20) are plate bodies with wide upper ends and narrow lower ends and narrow middle.
2. The shock and energy dissipation structure for buildings as claimed in claim 1, wherein the shear energy dissipation plate (17) of the first mild steel damper (5) is made of steel with yield strength of 100-225MPa, and the bending energy dissipation plate (20) of the second mild steel damper (7) is made of steel with yield strength of 160-225 MPa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920979807.2U CN210369407U (en) | 2019-06-26 | 2019-06-26 | Building shock attenuation power consumption structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920979807.2U CN210369407U (en) | 2019-06-26 | 2019-06-26 | Building shock attenuation power consumption structure |
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| CN210369407U true CN210369407U (en) | 2020-04-21 |
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| CN201920979807.2U Expired - Fee Related CN210369407U (en) | 2019-06-26 | 2019-06-26 | Building shock attenuation power consumption structure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112252471A (en) * | 2020-10-21 | 2021-01-22 | 汉尔姆建筑科技有限公司 | Connecting structure between damper and combined column and building |
| CN112538906A (en) * | 2020-10-28 | 2021-03-23 | 四川极速衍生科技发展有限公司 | Pure bending moment yielding damper device |
-
2019
- 2019-06-26 CN CN201920979807.2U patent/CN210369407U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112252471A (en) * | 2020-10-21 | 2021-01-22 | 汉尔姆建筑科技有限公司 | Connecting structure between damper and combined column and building |
| CN112538906A (en) * | 2020-10-28 | 2021-03-23 | 四川极速衍生科技发展有限公司 | Pure bending moment yielding damper device |
| CN112538906B (en) * | 2020-10-28 | 2021-11-02 | 四川极速衍生科技发展有限公司 | Pure bending moment yielding damper device |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200421 Termination date: 20210626 |
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| CF01 | Termination of patent right due to non-payment of annual fee |