CN216109116U - Combined damper - Google Patents
Combined damper Download PDFInfo
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- CN216109116U CN216109116U CN202121772960.1U CN202121772960U CN216109116U CN 216109116 U CN216109116 U CN 216109116U CN 202121772960 U CN202121772960 U CN 202121772960U CN 216109116 U CN216109116 U CN 216109116U
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Abstract
The utility model provides a combined damper, which comprises a base, an upper cover plate, a plurality of first energy consumption plates, a first arc-shaped elastic plate and a second arc-shaped elastic plate, wherein the first energy consumption plates are arranged on the base; the upper cover plate is arranged opposite to the base; the plurality of first energy consumption plates are positioned between the base and the upper cover plate, two ends of each first energy consumption plate are respectively connected with the base and the upper cover plate, and each first energy consumption plate is enclosed to form a first cavity; the damper comprises a first arc-shaped elastic plate and a second arc-shaped elastic plate, wherein the first arc-shaped elastic plate and the second arc-shaped elastic plate are arranged in the first cavity, two ends of the first arc-shaped elastic plate are respectively connected with the base and the upper cover plate, the first arc-shaped elastic plate and the second arc-shaped elastic plate are oppositely arranged to form a second cavity, two ends of the second cavity are respectively provided with the cover plates to seal the second cavity, and damping particles are filled in each second cavity.
Description
Technical Field
The utility model belongs to the field of civil engineering earthquake resistance and shock absorption, and particularly relates to a combined damper.
Background
The metal damper is a shock absorption and isolation component which consumes energy by utilizing the elastic-plastic deformation of metal when yielding, and is used for manufacturing energy-consuming shock absorbers of different types and structures because the metal has good hysteresis characteristics after entering a plastic state and absorbs a large amount of energy in the elastic-plastic deformation process. Compared with other types of dampers, the metal damper is easy to process, stable in hysteresis performance, easy to replace and low in manufacturing cost and maintenance cost, and therefore the metal damper is widely applied to the field of seismic reinforcement and maintenance of engineering structures.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model aims to provide a combined damper to solve the problems in the prior art.
In order to solve the technical problems, the utility model adopts the following technical scheme:
a combined damper comprises a base, an upper cover plate, a plurality of first energy dissipation plates, a first arc-shaped elastic plate and a second arc-shaped elastic plate; the upper cover plate is arranged opposite to the base; the plurality of first energy consumption plates are positioned between the base and the upper cover plate, two ends of each first energy consumption plate are respectively connected with the base and the upper cover plate, and each first energy consumption plate is enclosed to form a first cavity; the damping device comprises a first cavity, a second cavity, a first arc-shaped elastic plate, a second arc-shaped elastic plate, a base and an upper cover plate, wherein the first arc-shaped elastic plate and the second arc-shaped elastic plate are arranged in the first cavity, two ends of the first arc-shaped elastic plate are respectively connected with the base and the upper cover plate, the first arc-shaped elastic plate and the second arc-shaped elastic plate are oppositely arranged to form the second cavity, two ends of the second cavity are respectively provided with the cover plate to seal the second cavity, and damping particles are filled in the second cavity.
The second cavities are arranged in a crossed mode through a plurality of second energy consumption plates to form a plurality of third cavities, and the damping particles are filled in the third cavities.
The damper further comprises a plurality of limiting rods, the limiting rods are respectively distributed between the base and the upper cover plate along the periphery of a first cavity formed by the enclosing of the first energy consumption plates, one end of each limiting rod is connected with the upper cover plate, a plurality of limiting holes in one-to-one correspondence with the limiting rods are formed in the base, and a preset distance is kept between the other end of each limiting rod and the corresponding limiting hole.
Each all the cover is equipped with the elastic component on the gag lever post, the elastic component both ends are connected with base and upper cover plate respectively, the length of elastic component free state is greater than the length of gag lever post.
The filling volume of the damping particles is not more than two thirds of the volume of the third cavity in which the damping particles are arranged.
Polyurethane is attached to each inner wall of the third cavity, and the surfaces of the damping particles are covered with high polymer materials.
The damping particles are made of any one or a mixture of more of metal, concrete, glass or ceramic.
And the surface of one end of the limiting rod, which is close to the limiting hole, and the limiting hole are internally provided with buffer materials.
The base with set up a plurality of draw-in grooves on the upper cover plate respectively, each first power consumption board and first arc elastic plate and second arc elastic plate all locate in the draw-in groove.
The elastic piece is a spring.
Compared with the prior art, the utility model has the following technical effects:
the damper is applied to a building column base, an installation cavity is reserved on the building column base, the damper can be arranged in the installation cavity, an upper cover plate and a base are respectively connected with the column base, when transverse waves pass through the building column base under the action of an earthquake, the building is caused to shake left and right, so that the building is subjected to horizontal earthquake action, in the process that horizontal earthquake loads are transmitted to a foundation through the column base, the upper cover plate of the damper is extruded by the earthquake loads, the earthquake energy is consumed and absorbed through arranging a plurality of first energy consumption plates, meanwhile, the first arc-shaped elastic plates and the second arc-shaped elastic plates are extruded and deformed under the action of force, on one hand, part of earthquake energy can be absorbed through deformation, on the other hand, the first arc-shaped elastic plates and the second arc-shaped elastic plates have stronger ductility and have recoverability within the deformation range, and therefore, the first arc-shaped elastic plates and the second arc-shaped elastic plates can drive damping particles in the second cavities under the action of the earthquake to be absorbed in the second cavities The damper moves in the second cavity, the purpose of consuming earthquake energy is further realized through the collision of the damping particles and the second cavity, the earthquake resistance of a building is improved, the building is prevented from collapsing, the damper can consume the earthquake energy through various forms, and the energy consumption effect is good.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an exploded view of a portion of the mounting structure of the present invention;
FIG. 3 is a schematic view of an installation structure of the first energy dissipating plate, the first arc-shaped elastic plate and the second arc-shaped elastic plate according to the present invention;
FIG. 4 is a schematic view of the installation structure of the limiting rod on the upper cover plate according to the present invention;
FIG. 5 is a schematic diagram of a second cavity of the present invention;
fig. 6 is a schematic view showing the installation structure of the damper of the present invention on a column shoe of a building.
The meaning of the individual reference symbols in the figures is:
1-base, 2-upper cover plate, 3-first energy dissipation plate, 4-first arc elastic plate, 5-second arc elastic plate, 6-second cavity, 7-second energy dissipation plate, 8-third cavity, 9-screw hole, 10-damping particle, 11-limiting rod, 12-limiting hole, 13-elastic piece, 14-clamping groove, 15-cover plate and 16-building column foot.
The present invention will be explained in further detail with reference to examples.
Detailed Description
The following embodiments of the present invention are provided, and it should be noted that the present invention is not limited to the following embodiments, and all equivalent changes based on the technical solutions of the present invention are within the protection scope of the present invention.
As used herein, directional terms such as "length" and "vertical" are intended to correspond to a particular direction on the page in the drawings or to a corresponding direction in space as illustrated in the drawings.
Example (b):
a combined damper, as shown in fig. 1-6, comprising a base 1, an upper cover plate 2, a plurality of first dissipative plates 3, a first arc-shaped elastic plate 4 and a second arc-shaped elastic plate 5; the upper cover plate 2 is arranged opposite to the base 1; a plurality of first energy dissipation plates 3 are positioned between the base 1 and the upper cover plate 2, two ends of each first energy dissipation plate are respectively connected with the base 1 and the upper cover plate 2, and each first energy dissipation plate 3 encloses to form a first cavity; first arc elastic plate 4 and second arc elastic plate 5 are located in the first cavity, and both ends are connected with base 1 and upper cover plate 2 respectively, first arc elastic plate 4 sets up with second arc elastic plate 5 relatively and forms second cavity 6, 6 both ends of second cavity set up apron 15 respectively will second cavity 6 is sealed, each fill damping granule 10 in second cavity 6.
The damper of the embodiment is applied to a building column base 16, a mounting cavity is reserved on the building column base 16, the damper can be arranged in the mounting cavity, an upper cover plate 2 and a base 1 are respectively connected with the building column base 16 through screw holes 9 in a bolted mode, under the action of an earthquake, when transverse waves pass through the building column base 16, the building is caused to shake left and right, so that the building is subjected to horizontal earthquake action, in the process that horizontal earthquake loads are transmitted to a foundation through the building column base 16, the upper cover plate 2 of the damper is extruded by the earthquake loads, the earthquake energy is consumed and absorbed through arranging a plurality of first energy consumption plates 3, meanwhile, the first arc-shaped elastic plates 4 and the second arc-shaped elastic plates 5 are extruded and deformed under stress, on one hand, partial energy earthquake can be absorbed through deformation, on the other hand, the first arc-shaped elastic plates 4 and the second arc-shaped elastic plates 5 have strong ductility, the damper has recoverability in the deformation range, so that the first arc-shaped elastic plate 4 and the second arc-shaped elastic plate 5 can drive damping particles in the second cavity 6 to move in the second cavity 6 under the action of an earthquake, the aim of consuming earthquake energy is further fulfilled through collision and friction between the damping particles and the second cavity 6, the earthquake resistance of a building is improved, the building is prevented from collapsing, the damper can consume the earthquake energy in various forms, and the energy consumption effect is good.
In the embodiment, the damper is arranged in an installation cavity of a building column base 16, a base 1 and an upper cover plate 2 are respectively connected with the building column base 16 through screw holes 9 by bolts, 4 first energy dissipation plates 3 are arranged and can form a rectangular first cavity in an enclosing manner, and the first arc-shaped elastic plate 4 and the second arc-shaped elastic plate 5 are made of 235MPa common steel in the same shape and size; the first energy dissipation plate 3 is made of corrugated mild steel, and the yield strength is 80 MPa-220 MPa.
As a preferable scheme of this embodiment, the second cavities 6 are formed by intersecting a plurality of second dissipative plates 7 to form a plurality of third cavities 8, and the damping particles 10 are filled in the third cavities 8.
Wherein, set up a plurality of second power consumption boards 7 in second cavity 6, can divide into a plurality of third cavities 8 with second cavity 6, shortened the movement distance of damping granule in first arc elastic plate 4 and second arc elastic plate 5, increased the number of times of collision of damping granule respectively with first arc elastic plate 4, 5 inner walls of second arc elastic plate, promoted the power consumption intensity of damping granule 10.
As a preferable scheme of this embodiment, the damper further includes a plurality of limiting rods 11, which are respectively distributed between the base 1 and the upper cover plate 2 along the periphery of a first cavity formed by the first energy consumption plates 3, one end of each limiting rod 11 is connected to the upper cover plate 2, the base 1 is provided with a plurality of limiting holes 12 corresponding to the limiting rods 11 one to one, and a preset distance is maintained between the other end of each limiting rod 11 and the corresponding limiting hole 12.
Wherein, the stopper rod 11 of this embodiment keeps the contactless with spacing hole 12 in the initial condition lower spacing pole, and under the earthquake action, displacement spacing part is constituteed jointly with spacing hole 12 to stopper rod 11, passes power through the contact of stopper rod 11 and spacing hole 12, and the rapid growth of deformation when the stopper of restriction this embodiment bears great vertical effect can effectively prevent to cause the inefficacy of first power consumption board 3 when seismic energy is too big.
As a preferable scheme of this embodiment, each of the limiting rods 11 is sleeved with an elastic element 13, two ends of the elastic element 13 are respectively connected with the base 1 and the upper cover plate 2, and the length of the elastic element 13 in a free state is greater than the length of the limiting rod 11.
Wherein, the elastic component 13 can move along with the gag lever post 11 in the earthquake to can take place elastic deformation after touching base 1, further strengthened the whole power consumption effect of this embodiment attenuator.
As a preferable solution of this embodiment, the filling volume of the damping particles 10 is not more than two thirds of the volume of the third cavity 8 in which the damping particles are located.
The filling volume of the damping particles 10 is not more than two thirds of the volume of the third cavity 8 where the damping particles are located, so that the damping particles have sufficient space to collide with the damping particles or the inner wall of the cavity and rub to consume seismic energy, and the energy consumption effect is optimal.
As a preferable scheme of this embodiment, polyurethane is attached to each inner wall of the third cavity 8, and the surface of the damping particles is covered with a polymer material.
The polyurethane can absorb more energy when the damping particles 10 collide under the action of an earthquake, so that the energy consumption effect is improved, the surfaces of the damping particles are covered with the high polymer material, so that noise generated by collision of the damping particles 10 in the third cavity 8 is eliminated, and cracks generated by deformation of the damping particles are avoided, wherein the high polymer material is rubber.
As a preferable solution of this embodiment, the damping particles 8 are made of a mixture of any one or more of metal, concrete, glass, and ceramic.
The damping particles 8 are made of relatively hard materials, so that the damping particles 10 can roll and collide, and the earthquake energy can be consumed by friction, and the energy consumption effect is good.
As a preferable scheme of this embodiment, the surface of one end of the limiting rod 11 close to the limiting hole 12 and the limiting hole are both provided with a buffer material.
The impact force is reduced by increasing friction when the limiting rod is in contact with the limiting hole, the contact stability of the limiting rod 11 and the limiting hole 12 is achieved, and the buffer material in the embodiment is rubber.
As a preferable scheme of this embodiment, the base 1 and the upper cover plate 2 are respectively provided with a plurality of slots 14, and each of the first energy dissipation plate 3, the first arc-shaped elastic plate 4, and the second arc-shaped elastic plate 5 is disposed in the slot 14.
Wherein, realize the installation of first power consumption board 3, first arc elastic plate 4 and second arc elastic plate 5 through draw-in groove 14, can realize the quick dismantlement and the installation of first power consumption board 3, first arc elastic plate 4 and second arc elastic plate 5 after the earthquake harm, guarantee the realization recovery function that can be quick behind the attenuator of this embodiment.
As a preferable solution of this embodiment, the elastic member 13 is a spring.
The spring is used as a common elastic deformation part, the expansion amount is large, the energy consumption effect is good, and the spring is convenient to install and use.
The using process of the embodiment is as follows:
firstly, the damper of the embodiment is arranged in the reserved installation cavity of the column base 16 of the building area, so that the damper can be arranged in the installation cavity, the upper cover plate 2 and the base 1 are respectively connected with the column base 16 of the building, under the action of earthquake, when the transverse wave passes through the column foot 16 of the building, the building is caused to shake left and right, thereby the building is subjected to the action of horizontal earthquake, during the process that the horizontal earthquake loads are transmitted to the foundation through the column foot 16 of the building, the upper cover plate 2 of the damper is extruded by the earthquake loads, the first energy dissipation plate 3 works to dissipate and absorb the earthquake energy, meanwhile, the first arc-shaped elastic plate 4 and the second arc-shaped elastic plate 5 are extruded and deformed under stress, so that the damping particles 10 are driven to move in the second cavity 6 while energy consumption is realized, the purpose of consuming seismic energy is further achieved by damping the friction and collision of the particles 10 with the second cavity 6.
Claims (9)
1. A combined damper is characterized by comprising
A base (1);
the upper cover plate (2) is arranged opposite to the base (1);
the first energy consumption plates (3) are positioned between the base (1) and the upper cover plate (2), two ends of each first energy consumption plate are respectively connected with the base (1) and the upper cover plate (2), and each first energy consumption plate (3) is enclosed to form a first cavity;
first arc elastic plate (4) and second arc elastic plate (5) are located in the first cavity, and both ends are connected with base (1) and upper cover plate (2) respectively, first arc elastic plate (4) set up relatively with second arc elastic plate (5) and form second cavity (6), second cavity (6) both ends set up apron (15) respectively will second cavity (6) are sealed, each packing damping granule (10) in second cavity (6).
2. A damper according to claim 1, characterized in that the second cavities (6) are arranged crosswise by means of a plurality of second dissipative plates (7) forming a plurality of third cavities (8), the damping particles (10) being filled in the third cavities (8).
3. The damper of claim 1, further comprising:
the energy dissipation device comprises a plurality of limiting rods (11), wherein the limiting rods (11) are respectively distributed between a base (1) and an upper cover plate (2) along the periphery of a first cavity formed by enclosing of first energy dissipation plates (3), one end of each limiting rod (11) is connected with the upper cover plate (2), a plurality of limiting holes (12) corresponding to the limiting rods (11) one to one are formed in the base (1), and a preset distance is kept between the other end of each limiting rod (11) and each limiting hole (12).
4. The damper according to claim 3, wherein each limiting rod (11) is sleeved with an elastic member (13), two ends of each elastic member (13) are respectively connected with the base (1) and the upper cover plate (2), and the length of the elastic member (13) in a free state is greater than that of the limiting rod (11).
5. A damper according to claim 2, characterized in that the filling volume of the damping particles (10) does not exceed two thirds of the volume of the third cavity (8) in which they are located.
6. A damper according to claim 2, wherein polyurethane is attached to each inner wall of the third cavity (8), and the surface of the damping particles is covered with a polymer material.
7. A damper according to claim 3, wherein the surface of the end of the limiting rod (11) close to the limiting hole (12) and the limiting hole are provided with a buffer material.
8. The damper according to claim 1, wherein the base (1) and the upper cover plate (2) are respectively provided with a plurality of slots (14), and each of the first dissipative plate (3) and the first and second arc-shaped elastic plates (4, 5) are disposed in the slot (14).
9. A damper according to claim 4, characterized in that the elastic member (13) is a spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121772960.1U CN216109116U (en) | 2021-07-30 | 2021-07-30 | Combined damper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121772960.1U CN216109116U (en) | 2021-07-30 | 2021-07-30 | Combined damper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216109116U true CN216109116U (en) | 2022-03-22 |
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ID=80724393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121772960.1U Active CN216109116U (en) | 2021-07-30 | 2021-07-30 | Combined damper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216109116U (en) |
-
2021
- 2021-07-30 CN CN202121772960.1U patent/CN216109116U/en active Active
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