CN215926935U - Multilayer viscous damping wall - Google Patents
Multilayer viscous damping wall Download PDFInfo
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- CN215926935U CN215926935U CN202121285972.1U CN202121285972U CN215926935U CN 215926935 U CN215926935 U CN 215926935U CN 202121285972 U CN202121285972 U CN 202121285972U CN 215926935 U CN215926935 U CN 215926935U
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Abstract
The utility model discloses a multilayer viscous damping wall which comprises a shearing energy consumption unit and a damping groove unit; the shearing energy consumption unit comprises an upper connecting plate and a plurality of energy consumption plates which are fixedly connected below the upper connecting plate and extend downwards; adjacent energy dissipation plates are parallel and have gaps; the damping groove unit comprises a lower connecting plate, a side plate and a plurality of parallel clamping plates with gaps; the clamping plate extends upwards; the lower connecting plate, the side plate and the clamping plate at the outermost side are connected to form a cavity with an opening at the upper part; the shearing energy consumption units extend into the gaps between the adjacent clamping plates in the cavity through the energy consumption plates and are connected with the damping groove units, and the energy consumption plates and the clamping plates form a staggered and interpenetrated structure. Under the condition that the vertical face size of the viscous damping wall is not changed, the damping force of the viscous damping wall can be changed by increasing or decreasing the number of the energy consumption plates, and the applicability of the viscous damping wall is improved. The viscous damping wall adopts a plurality of energy dissipation plates, so that the damping force of the viscous damping wall is greatly increased, and the damping performance of the structure is improved.
Description
Technical Field
The utility model relates to the field of building shock absorption, in particular to a multilayer viscous damping wall.
Background
Modern high-rise buildings are increasing day by day, the structure is influenced by earthquake and wind vibration very obviously, reduce the earthquake and wind vibration reaction that the structure receives, become an important aspect of structural design. At present, ductility design ideas are basically adopted in domestic and overseas earthquake-resistant design, parts of components in the structure are designed to be the components which are firstly selected to be subjected to yielding and damage under the action of an earthquake, and earthquake input energy is dissipated by means of plastic damage of the components, so that the safety of a main structure body is guaranteed, but the cost of maintenance and recovery of the damaged structure after the earthquake is huge, so that the energy dissipation and shock absorption technology is gradually used for making up the problem, and the energy dissipation and shock absorption technology is successfully applied to various engineering practices.
As a damping technical device, the viscous damping wall is small in thickness, does not occupy the whole compartment when being arranged, and is gradually increased in application in recent years. The output force of the viscous damping wall is in direct proportion to the shearing area of the energy dissipation plate, and due to the structural size limitation and the like, the tonnage of the designed viscous damping wall is small, and the requirement of structural damping design cannot be met.
The existing solution adopts two energy consumption plates at most due to the structural limitation, so that the damping force can be increased by one time, but the engineering requirements are still difficult to meet.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: in order to solve the problems in the prior art, the utility model provides a multilayer viscous damping wall, which solves the problem that the energy consumption plate of the conventional viscous damping wall is limited in use.
The technical scheme is as follows: in order to achieve the purpose, the utility model can adopt the following technical scheme:
a multilayer viscous damping wall comprises a shearing energy consumption unit and a damping groove unit;
the shearing energy consumption unit comprises an upper connecting plate, and a plurality of energy consumption plates extending downwards are fixedly connected below the upper connecting plate; the adjacent energy dissipation plates are parallel to each other and have gaps; the outer sides of the energy dissipation plates on the two sides are respectively provided with a fixed plate;
the damping groove unit comprises a lower connecting plate, a side plate and a plurality of clamping plates which are parallel to each other and provided with gaps; the lower end of the clamping plate is fixedly connected to the lower connecting plate and extends upwards; the lower connecting plate and the side plates are respectively two, are positioned on the side surface and the bottom of the damping groove unit and are connected with the clamping plate on the outermost side in a welding mode to form a cavity with an opening only at the upper part;
the shearing energy consumption unit extends into a gap between adjacent clamping plates in the cavity through a plurality of energy consumption plates extending downwards to be connected with the damping groove unit, and the energy consumption plates and the clamping plates are inserted in a staggered mode.
Furthermore, the fixing plate is welded to the upper connecting plate through the upper end to form a whole.
Furthermore, an axially extending upper partition plate is arranged in a gap reserved between adjacent energy consumption plates, and the size of the gap is controlled by the thickness of the upper partition plate.
Furthermore, the fixed plate, the upper partition plates and the energy dissipation plates are fixedly connected in series into a whole through an upper connecting shaft; the upper connecting shafts are multiple and evenly arranged at equal intervals.
Furthermore, a lower clapboard is arranged in a gap between the adjacent clamping plates, and the lower clapboard is arranged at two end parts of the clamping plates in the horizontal direction.
Furthermore, the clamping plate and the lower clapboard are fixedly connected in series into a whole through a lower connecting shaft; the plurality of lower connecting shafts are symmetrically arranged on two sides of the clamping plate; and a plurality of the grooves are uniformly distributed on each side from top to bottom.
Channel steel is respectively arranged on two side surfaces of the damping slot unit; the damping groove unit is used for increasing the out-of-plane rigidity of the damping groove unit and preventing deformation.
Damping media are filled in the cavity of the damping slot unit; the damping medium is one or more of silicone oil and polyisobutylene.
The upper connecting plate and the lower connecting plate are respectively and fixedly connected with an upper beam and a lower beam of the structure; when the structure generates interlayer relative displacement due to earthquake and phoenix vibration, the shearing energy consumption unit generates displacement relative to the damping groove unit, and damping force is generated due to the existence of damping medium.
Has the advantages that: the utility model has the following advantages:
1) under the condition that the vertical face size of the viscous damping wall is not changed, the damping force of the viscous damping wall can be changed by increasing or decreasing the number of the energy consumption plates, and the applicability of the viscous damping wall is improved.
2) Under the condition of adopting a plurality of energy consumption plates, the damping force of the viscous damping wall is greatly increased, and the damping performance of the viscous damping wall is improved.
Drawings
Fig. 1 is a schematic front view of a multilayer viscous damping wall in embodiment 1 of the present invention;
FIG. 2 is a schematic front view of a shearing energy consumption unit according to embodiment 1 of the present invention;
FIG. 3 is a schematic top view of a damping tank unit according to embodiment 1 of the present invention;
FIG. 4 is a schematic diagram of a right view of the shear energy dissipation unit in embodiment 1 of the present invention;
fig. 5 is a schematic front view of a damping tank unit in embodiment 1 of the present invention.
Detailed Description
Example 1:
referring to fig. 1-5, the present invention discloses a multilayer viscous damping wall, which includes a multilayer viscous damping wall, including a shearing energy consumption unit 1 and a damping slot unit 2;
the shearing energy consumption unit 1 comprises an upper connecting plate 11, and a plurality of energy consumption plates 15 extending downwards are fixedly connected below the upper connecting plate 11; the adjacent energy dissipation plates 15 are parallel to each other with gaps; the outer sides of the energy consumption plates 15 on the two sides are respectively provided with a fixed plate 13; an axially extending upper partition plate 14 is arranged in a gap left between adjacent energy dissipation plates 15, and the size of the gap is controlled by the thickness of the upper partition plate 14.
The fixing plate 13 is welded to the upper connecting plate 11 at the upper end to form a whole. The fixed plate 13, the upper partition plates 14 and the energy dissipation plates 15 are fixedly connected in series into a whole through the upper connecting shaft 12; the upper connecting shafts 12 are arranged evenly at equal intervals.
The damping slot unit 2 comprises a lower connecting plate 21, a side plate 22 and a plurality of clamping plates 23 which are parallel to each other and provided with gaps; the lower end of the clamping plate 23 is fixedly connected to the lower connecting plate 21 and extends upwards; the two lower connecting plates 21 and the two side plates 22 are respectively positioned on the side surface and the bottom of the damping groove unit 2 and welded with the clamping plate 23 on the outermost side in a welding mode to form a cavity with an opening at the upper part;
the shearing energy consumption unit 1 extends into a gap between adjacent clamping plates 23 in the cavity through a plurality of energy consumption plates 15 extending downwards to be connected with the damping groove unit 2, and the energy consumption plates 15 and the clamping plates 23 are inserted in a staggered mode.
And a lower clapboard 24 is arranged in a gap between the adjacent clamping plates 23, and the lower clapboard 24 is arranged at two ends of the clamping plates 23 in the horizontal direction. The clamping plate 23 and the lower clapboard 24 are fixedly connected in series into a whole through a lower connecting shaft 27; the plurality of lower connecting shafts 27 are symmetrically arranged on two sides of the clamping plate 23; and a plurality of the grooves are uniformly distributed on each side from top to bottom.
Two side surfaces of the damping slot unit 2 are respectively provided with a channel steel 25; the damping groove unit is used for increasing the out-of-plane rigidity of the damping groove unit and preventing deformation. A damping medium 26 is filled in the cavity of the damping slot unit 2; the damping medium 26 is one or more of silicone oil and polyisobutylene.
The upper connecting plate 11 and the lower connecting plate 21 are respectively and fixedly connected with an upper beam and a lower beam of the structure; when the structure generates interlayer relative displacement due to earthquake and phoenix vibration, the shearing energy consumption unit generates displacement relative to the damping groove unit, and damping force is generated due to the existence of damping medium.
Under the condition that the vertical face size of the viscous damping wall is not changed, the damping force of the viscous damping wall can be changed by increasing or decreasing the number of the energy consumption plates, and the applicability of the viscous damping wall is improved. The viscous damping wall adopts a plurality of energy dissipation plates, so that the damping force of the viscous damping wall is greatly increased, and the damping performance of the structure is improved.
Claims (10)
1. A multilayer viscous damping wall is characterized by comprising a shearing energy consumption unit (1) and a damping groove unit (2);
the shearing energy consumption unit (1) comprises an upper connecting plate (11), and a plurality of energy consumption plates (15) extending downwards are fixedly connected below the upper connecting plate (11); the adjacent energy dissipation plates (15) are parallel to each other and have gaps; the outer sides of the energy consumption plates (15) at the two sides are respectively provided with a fixed plate (13);
the damping groove unit (2) comprises a lower connecting plate (21), a side plate (22) and a plurality of clamping plates (23) which are parallel to each other and provided with gaps; the lower end of the clamping plate (23) is fixedly connected to the lower connecting plate (21) and extends upwards; the lower connecting plate (21) and the side plates (22) are respectively two, are positioned on the side surface and the bottom of the damping groove unit (2), and are connected with the clamping plate (23) on the outermost side in a welding mode to form a cavity with an opening at the upper part;
the shearing energy consumption unit (1) extends into a gap between adjacent clamping plates (23) in the cavity through a plurality of energy consumption plates (15) extending downwards to be connected with the damping groove unit (2), and the energy consumption plates (15) and the clamping plates (23) are inserted in a staggered mode.
2. The multilayer viscous damping wall of claim 1, characterized in that: the fixing plate (13) is welded on the upper connecting plate (11) through the upper end to form a whole.
3. The multilayer viscous damping wall of claim 1, characterized in that: an axially extending upper partition plate (14) is arranged in a gap reserved between adjacent energy consumption plates (15), and the size of the gap is controlled by the thickness of the upper partition plate (14).
4. The multilayer viscous damping wall of claim 1, characterized in that: the fixed plate (13), the upper partition plates (14) and the energy dissipation plates (15) are fixedly connected in series into a whole through the upper connecting shaft (12); the upper connecting shafts (12) are arranged evenly at equal intervals.
5. The multilayer viscous damping wall of claim 1, characterized in that: be equipped with down baffle (24) in the clearance between adjacent splint (23), baffle (24) just locate splint (23) horizontal direction's two tip down.
6. The multilayer viscous damping wall of claim 5, wherein: the clamping plate (23) and the lower clapboard (24) are fixedly connected in series into a whole through a lower connecting shaft (27); the plurality of lower connecting shafts (27) are symmetrically arranged on two sides of the clamping plate (23); and a plurality of the grooves are uniformly distributed on each side from top to bottom.
7. The multilayer viscous damping wall of claim 1, characterized in that: two side faces of the damping groove unit (2) are respectively provided with a channel steel (25).
8. The multilayer viscous damping wall of claim 1, characterized in that: and a damping medium (26) is filled in the cavity of the damping groove unit (2).
9. The multilayer viscous damping wall of claim 8, wherein: the damping medium (26) is one or more of silicone oil and polyisobutylene.
10. The multilayer viscous damping wall of claim 1, characterized in that: the upper connecting plate (11) and the lower connecting plate (21) are respectively and fixedly connected with an upper beam and a lower beam of the structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121285972.1U CN215926935U (en) | 2021-06-09 | 2021-06-09 | Multilayer viscous damping wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121285972.1U CN215926935U (en) | 2021-06-09 | 2021-06-09 | Multilayer viscous damping wall |
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| CN215926935U true CN215926935U (en) | 2022-03-01 |
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| CN202121285972.1U Active CN215926935U (en) | 2021-06-09 | 2021-06-09 | Multilayer viscous damping wall |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113356663A (en) * | 2021-06-09 | 2021-09-07 | 南通蓝科减震科技有限公司 | Multilayer viscous damping wall |
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2021
- 2021-06-09 CN CN202121285972.1U patent/CN215926935U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113356663A (en) * | 2021-06-09 | 2021-09-07 | 南通蓝科减震科技有限公司 | Multilayer viscous damping wall |
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