CN211736595U - Supporting type tuned mass damper - Google Patents
Supporting type tuned mass damper Download PDFInfo
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- CN211736595U CN211736595U CN202020042480.9U CN202020042480U CN211736595U CN 211736595 U CN211736595 U CN 211736595U CN 202020042480 U CN202020042480 U CN 202020042480U CN 211736595 U CN211736595 U CN 211736595U
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- cavity
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- laminated support
- damper
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Abstract
The utility model discloses a supporting type tuned mass damper, which is used for building shock absorption and is arranged at the top of a building, and comprises a damper support and a mass block, wherein the damper support is arranged at the top of the building, and the mass block is arranged at the tops of four damper supports; the damper support comprises an upper cover plate, a lower cover plate and a laminated support, the laminated support is vertically arranged, and the upper cover plate and the lower cover plate are respectively arranged on the upper end surface and the lower end surface of the laminated support; the laminated support comprises an elastic base body and rigid layers, wherein the rigid layers are arranged in the elastic base body at intervals up and down; the middle part of the rigid layer is provided with a cavity which forms a cavity of the laminated support together with the middle cavity of the elastic matrix, and the cavity is of a centrosymmetric structure and vertically penetrates through the laminated support. The utility model has the advantages that the cavity is added in the damper support, the cross section area of the cavity is adjusted to be matched with the height of the support, the requirements of long-term surface pressure and low-level rigidity are met, and the cost is effectively reduced; and the cavity is designed into a centrosymmetric structure, so that high stability is effectively ensured.
Description
Technical Field
The utility model relates to a shock-absorbing support technical field, concretely relates to harmonious mass damper of supporting formula.
Background
The tuned mass damper system is a substructure which is added in a main structure, and when the main structure is subjected to dynamic action and vibrates, the mass block also generates inertial motion. The tuned mass damper system mainly utilizes the resonance principle, when the natural vibration frequency is tuned to be close to the frequency or the excitation frequency of the main structure, the tuned mass damper system applies reverse acting force to the main structure through the spring and the damper to partially offset the disturbance force of the input structure, and the damper concentrates energy consumption to attenuate the vibration reaction of the main structure.
The rubber support of current harmonious mass damper system generally adopts solid rubber support, but its rigidity and face pressure can't satisfy the requirement simultaneously, satisfy the big diameter solid rubber support horizontal shear rigidity that the face pressed the requirement too big, satisfy the minor diameter solid rubber support of horizontal shear rigidity and can't satisfy the face pressure requirement again, in order to guarantee rigidity and face pressure and satisfy the requirement simultaneously, need carry out one of them index design that exceeds standard and satisfy the requirement, brought the waste of cost, and the stability of the rubber support of design that exceeds standard can't effectively guarantee, the utility model provides a supporting harmonious mass damper overcomes above-mentioned defect.
SUMMERY OF THE UTILITY MODEL
The utility model provides a harmonious mass damper of supporting formula, through the cavity of design central symmetry in the attenuator support, satisfy face pressure, stability and the rigidity demand that the attenuator required to effectively reduce the volume.
The utility model provides a technical scheme that above-mentioned technical problem adopted is:
a supporting tuned mass damper is used for building shock absorption and arranged at the top of a building, and comprises damper supports and mass blocks, wherein the damper supports are arranged at the top of the building, and the mass blocks are arranged at the tops of four damper supports;
the damper support comprises an upper cover plate, a lower cover plate and a laminated support, the laminated support is vertically arranged, and the upper cover plate and the lower cover plate are respectively arranged on the upper end surface and the lower end surface of the laminated support;
the laminated support comprises an elastic base body and rigid layers, wherein the rigid layers are arranged in the elastic base body at intervals up and down; the middle part of the rigid layer is provided with a cavity, the cavity and the middle cavity of the elastic matrix form a cavity of the laminated support, the cavity is of a centrosymmetric structure and vertically penetrates through the laminated support;
the inner side surfaces of the upper cover plate and the lower cover plate are fixedly connected to the upper surface and the lower surface of the laminated support.
Further, the laminated support is a circular column or a square column, the cavity is circular or square, and the upper cover plate and the lower cover plate are the same circular plate or square plate.
Furthermore, the cavities are arranged in a single, three or four way and are arranged in central symmetry.
Furthermore, the upper surface and the lower surface of the laminated support are rigid layers and are respectively fixedly connected with the upper cover plate and the lower cover plate.
Further, the thickness of the rigid layers is half of the thickness of the elastic matrix between the adjacent rigid layers.
Preferably, the upper cover plate and the lower cover plate are connected with the elastic base body through heat vulcanization.
Preferably, the elastic matrix is natural rubber, and the rigid layer is a steel plate.
Preferably, the mass is a domestic or fire water tank.
The utility model discloses beneficial effect as follows:
the cavity is added in the damper support, the cross section area of the cavity is adjusted to be matched with the height of the support, the requirements of long-term surface pressure and low-level rigidity are met, and the cost is effectively reduced; the cavity is designed into a centrosymmetric structure, so that high stability is effectively ensured; has the advantages of simple and reliable structure, low cost and good use effect.
Drawings
Fig. 1 is an overall schematic view of the present invention;
FIG. 2 is a schematic view of the single-chamber damper support structure of the present invention;
FIG. 3 is a sectional view of the single-cavity laminated support structure of the present invention;
fig. 4 is a schematic structural view of a three-cavity laminated support of the present invention;
FIG. 5 is a schematic structural view of a four-chamber laminated support of the present invention;
fig. 6 is a cross-sectional structural view of the four-chamber damper support of the present invention.
Reference numerals: 1-damper support, 11-upper cover plate, 12-lower cover plate, 13-laminated support, 131-elastic matrix, 132-rigid layer, 133-cavity, 2-mass block.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, not all embodiments, of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.
As shown in fig. 1, 2 and 3, a supporting tuned mass damper for building shock absorption is arranged at the top of a building and comprises a damper support 1 and a mass block 2, wherein the damper support 1 is arranged at the top of the building, and the mass block 2 is arranged at the tops of four damper supports 1;
the damper support 1 comprises an upper cover plate 11, a lower cover plate 12 and a laminated support 13, wherein the laminated support 13 is vertically arranged, and the upper cover plate 11 and the lower cover plate 12 are respectively arranged on the upper end surface and the lower end surface of the laminated support 13.
As shown in fig. 3 and 6, the laminated support 13 includes an elastic base 131 and a rigid layer 132, and the rigid layer 132 is disposed in the elastic base 131 at an interval from top to bottom; the middle of the rigid layer 132 is provided with a cavity, and the cavity and the middle cavity of the elastic matrix 131 form a cavity 133 of the laminated support 13, and the cavity 133 is a central symmetrical structure and vertically penetrates through the laminated support 13.
The net supporting area of the laminated support 13 of the utility model is the same as that of the solid rubber support, and the height is the same, and the shape coefficient is better than that of the solid rubber support due to the larger plane size, so that the laminated support has better stability; when the net supporting area of the laminated support 13 is the same as that of the solid rubber support and the small yellow coefficient of the type is the same, the thickness of the laminated support is higher than that of the solid rubber support, the horizontal rigidity can be effectively reduced, and the requirement of low rigidity is met.
The cavity is designed to be of a central symmetrical structure, the symmetry of the structure achieves a good wind vibration damping effect, the structure is more stable, and the damping requirement of a full angle is met.
The inner side surfaces of the upper cover plate 11 and the lower cover plate 12 are fixedly connected to the upper and lower surfaces of the laminated support 13.
Further, the upper cover plate 11 is fixedly connected with the mass block 2, the lower cover plate 12 is fixedly connected with the building foundation, and are fixedly connected with the rigid layers 132 on the upper and lower surfaces of the laminated support 13 for transmitting horizontal shearing force.
Further, the thickness of the rigid layers 132 is half of the thickness of the elastic matrix 131 between the adjacent rigid layers 132. The calculation of the form factor is facilitated and the ratio of the cross-sectional area of the cavity 133 to the total area of the laminated support 13 is facilitated to be controlled.
Further, the laminated support 13 is a circular column or a square column, the cavity 133 is a circular column or a square column, and the upper cover plate 11 and the lower cover plate 12 are the same circular plate or square plate. Preferably, the laminated support 13 is cylindrical, the cavities 133 are cylindrical, three cavities are arranged in a central symmetry manner, and the upper cover plate 11 and the lower cover plate 12 are circular plates.
As shown in fig. 3, 4 and 5, the cavities 133 are further arranged in a single, three or four manner, and are arranged in a central symmetry manner.
Further, the upper and lower surfaces of the laminated support 13 are rigid layers 132, and are fixedly connected to the upper cover plate 11 and the lower cover plate 12, respectively.
Further, the upper cover plate 11 and the lower cover plate 12 are connected to the elastic base 131 by heat vulcanization.
Preferably, the elastic matrix 131 is natural rubber, and the rigid layer 132 is a steel plate.
Preferably, the mass 2 is a domestic or fire water tank. The water tank is used as the mass block, a special mass block does not need to be arranged, extra space is avoided being occupied, and space at the top of the building is effectively saved.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
Claims (8)
1. A supporting tuned mass damper is used for building shock absorption and arranged at the top of a building and is characterized by comprising damper supports (1) and mass blocks (2), wherein the damper supports (1) are arranged at the top of the building, and the mass blocks (2) are arranged at the tops of the four damper supports (1);
the damper support (1) comprises an upper cover plate (11), a lower cover plate (12) and a laminated support (13), the laminated support (13) is vertically arranged, and the upper cover plate (11) and the lower cover plate (12) are respectively arranged on the upper end surface and the lower end surface of the laminated support (13);
the laminated support (13) comprises an elastic base body (131) and a rigid layer (132), wherein the rigid layer (132) is arranged in the elastic base body (131) at intervals up and down; a cavity is formed in the middle of the rigid layer (132), the rigid layer and the cavity in the middle of the elastic base body (131) form a cavity (133) of the laminated support (13), the cavity (133) is of a centrosymmetric structure and vertically penetrates through the laminated support (13);
the inner side surfaces of the upper cover plate (11) and the lower cover plate (12) are fixedly connected to the upper surface and the lower surface of the laminated support (13).
2. A supported tuned mass damper according to claim 1, wherein: the laminated support (13) is a circular column or a square column, the cavity (133) is circular or square, and the upper cover plate (11) and the lower cover plate (12) are identical circular plates or square plates.
3. A supported tuned mass damper according to claim 2, wherein: the cavities (133) are arranged in a single, three or four way and are arranged in a centrosymmetric way.
4. A supported tuned mass damper according to claim 2, wherein: the upper surface and the lower surface of the laminated support (13) are rigid layers (132) and are respectively fixedly connected with the upper cover plate (11) and the lower cover plate (12).
5. A supported tuned mass damper according to claim 1, wherein: the thickness of the rigid layers (132) is half of the thickness of the elastic matrix (131) between adjacent rigid layers (132).
6. A supported tuned mass damper according to claim 2, wherein: the upper cover plate (11) and the lower cover plate (12) are connected with the elastic base body (131) through hot vulcanization.
7. A supported tuned mass damper according to claim 1, wherein: the elastic base body (131) is made of natural rubber, and the rigid layer (132) is made of a steel plate.
8. A supported tuned mass damper according to claim 1, wherein: the mass block (2) is a living or fire-fighting water tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020042480.9U CN211736595U (en) | 2020-01-09 | 2020-01-09 | Supporting type tuned mass damper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020042480.9U CN211736595U (en) | 2020-01-09 | 2020-01-09 | Supporting type tuned mass damper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211736595U true CN211736595U (en) | 2020-10-23 |
Family
ID=72880995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020042480.9U Active CN211736595U (en) | 2020-01-09 | 2020-01-09 | Supporting type tuned mass damper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211736595U (en) |
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2020
- 2020-01-09 CN CN202020042480.9U patent/CN211736595U/en active Active
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