CN215106204U - Shear type damping wall with reversely amplified displacement - Google Patents
Shear type damping wall with reversely amplified displacement Download PDFInfo
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- CN215106204U CN215106204U CN202120197745.7U CN202120197745U CN215106204U CN 215106204 U CN215106204 U CN 215106204U CN 202120197745 U CN202120197745 U CN 202120197745U CN 215106204 U CN215106204 U CN 215106204U
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Abstract
The utility model provides a reverse shearing type damping wall that enlargies of displacement, include: the upper connecting plate is arranged on the upper-layer floor beam, and the lower surface of the upper connecting plate is provided with at least two fixed shear plates; the displacement amplification mechanisms are arranged in the damper outer steel box, each displacement amplification mechanism is positioned between two fixed shear plates, the upper ends of the displacement amplification mechanisms are hinged with the upper ends of the fixed shear plates through first rotating shafts, and the damper outer steel box is filled with shearing energy-consuming materials; a lower connecting plate. The utility model discloses a reverse shearing type damping wall that enlargies of displacement, simple structure, when upper floor roof beam translation, the lever action is enlargied through the displacement to the displacement between the layer and acts on reverse shear plate, reverse shear plate and fixed shear plate reverse motion cut the outer steel incasement of attenuator and cut the energy dissipation material for the relative displacement and the increase of speed of damping wall, thereby improve the energy consumption of damping wall.
Description
Technical Field
The utility model relates to an energy consumption shock attenuation technical field for the building structure, concretely relates to reverse shearing type damping wall who enlargies of displacement.
Background
The damping wall is used as an energy dissipation and shock absorption device, can effectively control the dynamic response of a structure due to stable hysteretic energy consumption, and is widely applied to new construction and earthquake-resistant reinforcement engineering. The current damping wall technique hardly gives play to good power consumption and shock attenuation/effect of shaking under less relative displacement and speed, and current patent is through setting up additional amplifier system, and the displacement that the attenuator was passed to the enlarged structure can solve this problem to a certain extent, but overall efficiency is very low, and is unstable.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a reverse shearing type damping wall that enlargies of displacement, simple structure, when upper floor roof beam translation, the displacement between the layer passes through the displacement and enlargies the lever action on reverse shear plate, reverse shear plate and fixed shear plate reverse motion cut the outer steel incasement of attenuator shearing and consume energy the material for the relative displacement and the velocity increase of damping wall, thereby improve the power consumption of damping wall, compare with prior art, have more efficient power consumption ability under the equal magnification, easily popularization and application in the engineering.
In order to achieve the above purpose, the utility model discloses a technical scheme who takes is:
a displacement reverse amplified shear type damping wall comprising: the upper connecting plate is arranged on the upper floor beam, the lower surface of the upper connecting plate is provided with at least two fixed shearing plates, the fixed shearing plates are parallel to each other, and the lower ends of the fixed shearing plates extend into the outer steel box of the damper; the displacement amplification mechanisms are arranged in the damper outer steel box, each displacement amplification mechanism is positioned between two fixed shear plates, the upper ends of the displacement amplification mechanisms are hinged with the upper ends of the fixed shear plates through first rotating shafts, and the damper outer steel box is filled with shearing energy-consuming materials; and the lower connecting plate is arranged on the lower floor beam, and the outer steel box of the damper is arranged on the lower connecting plate.
Further, every the displacement mechanism of amplifying includes that two at least displacements amplify lever and a reverse shear plate, every the upper end of the lever is amplified in the displacement passes through first pivot with the upper end rotatable coupling of fixed shear plate, every the lower extreme of the lever is amplified in the displacement pass through the second pivot with the top rotatable coupling of reverse shear plate, every the middle part of the lever is amplified in the displacement passes through the fulcrum hub connection, reverse shear plate with fixed shear plate is parallel to each other, reverse shear plate with the inner wall of the outer steel case of attenuator has certain clearance.
Furthermore, the outer steel box of attenuator with be equipped with U type storage tank on the parallel both sides wall of reverse shear plate, be equipped with the through-hole on the fixed shear plate, the one end setting of fulcrum axle is in the U type storage tank of the outer steel box lateral wall of attenuator, the other end of fulcrum axle passes the through-hole of fixed shear plate and the centre bore setting of displacement amplification lever is in the U type storage tank of another lateral wall of the outer steel box of attenuator.
Further, the displacement amplification lever is provided with an upper connecting hole, a middle hole and a lower connecting hole, the middle hole is located between the upper connecting hole and the lower connecting hole, the upper connecting hole is rotatably connected with the first rotating shaft, the middle hole is rotatably connected with the supporting shaft, and the lower connecting hole is rotatably connected with the second rotating shaft.
Further, the axes of the first rotating shaft, the fulcrum shaft and the second rotating shaft are parallel to each other and perpendicular to the fixed shear plate.
Furthermore, the lower surface of the upper connecting plate is provided with three mutually parallel fixed shear plates, and one displacement amplification mechanism is arranged between every two adjacent fixed shear plates.
Further, the fixed shear plate and the upper connecting plate are integrally formed.
Further, the shearing energy dissipation material is at least one of viscous damping fluid, viscous elastic material, soft and rigid material and friction material.
Compared with the prior art, the technical scheme of the utility model have following advantage:
the utility model discloses a reverse shearing type damping wall that enlargies of displacement, simple structure, fulcrum axle are fixed on the lateral wall of the outer steel case of attenuator during the use, do not take place the displacement, and when upper floor roof beam translation, the lever action is enlargied through the displacement to the displacement between the layer acts on reverse shear plate, reverse shear plate and fixed shear plate reverse motion cut the outer steel incasement of attenuator and cut the energy dissipation material for the relative displacement and the increase in speed of damping wall, thereby improve the power consumption of damping wall, compare with prior art, have more efficient power consumption ability under the equal magnification, easily popularization and application in the engineering.
Drawings
The technical solution and the advantages of the present invention will be made apparent from the following detailed description of the embodiments of the present invention with reference to the accompanying drawings.
Fig. 1 is a diagram illustrating a structure of a shear type damping wall with reverse amplification of displacement according to an embodiment of the present invention;
FIG. 2 is a front view of FIG. 1;
FIG. 3 is a side view of FIG. 2;
FIG. 4 is a cross-sectional view A-A of FIG. 2;
FIG. 5 is a cross-sectional view taken along line B-B of FIG. 3;
fig. 6 is a structural diagram of a displacement amplification lever according to an embodiment of the present invention;
fig. 7 is a cross-sectional view of the damper outer steel box filled with elastic material according to an embodiment of the present invention;
fig. 8 is a cross-sectional view of the inner filling metal material of the damper outer steel box according to an embodiment of the present invention.
Reference numbers in the figures:
the device comprises an upper connecting plate 1, a fixed shearing plate 11, a damper outer steel box 2, a 21U-shaped accommodating groove, a first rotating shaft 31, a displacement amplification lever 32, an upper connecting hole 321, a middle hole 322, a lower connecting hole 323, a reverse shearing plate 33, a second rotating shaft 34, a fulcrum shaft 35, a lower connecting plate 4 and a shearing energy-consuming material 5.
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 in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.
The embodiment provides a reverse shearing type damping wall that enlargies of displacement, as shown in fig. 1 ~ 5, including upper junction plate 1, displacement mechanism of amplifying, outer steel case 2 of attenuator and lower connecting plate 4, upper junction plate 1 sets up on the upper floor roof beam, the displacement mechanism of amplifying sets up just in the outer steel case 2 of attenuator the displacement mechanism of amplifying with upper junction plate 1 is connected. The lower connecting plate 4 is arranged on a lower floor beam, and the damper outer steel box 2 is arranged on the lower connecting plate 4.
The lower surface of the upper connecting plate 1 is provided with at least two fixed shear plates 11, the fixed shear plates 11 are parallel to each other, and the lower ends of the fixed shear plates 11 extend into the outer steel box 2 of the damper. The fixed shear plate 11 and the upper connecting plate 1 are integrally formed, so that the shearing stability is improved. Preferably, the lower surface of the upper connecting plate 1 is provided with three mutually parallel fixed shear plates 11, and one displacement amplification mechanism is arranged between every two adjacent fixed shear plates 11.
The displacement amplification mechanism is at least one, the displacement amplification mechanism sets up in the outer steel case 2 of attenuator, and every the displacement amplification mechanism is located two between the fixed shear plate 11, the upper end of displacement amplification mechanism is passed through first pivot 31 with the upper end of fixed shear plate 11 is articulated. Every the displacement mechanism of amplifying includes two at least displacement amplification levers 32 and a reverse shear plate 33, every the displacement amplification lever 32 the upper end through first pivot 31 with the upper end rotatable coupling of fixed shear plate 11, every the displacement amplification lever 32 the lower extreme through second pivot 34 with the top rotatable coupling of reverse shear plate 33, every the displacement amplification lever 32 the middle part is passed through fulcrum shaft 35 and is connected, reverse shear plate 33 with fixed shear plate 11 is parallel to each other, reverse shear plate 33 with the inner wall of the outer steel box 2 of attenuator has certain clearance. The number of the stationary shear plate 11 and the counter shear plate 33 may be determined according to the maximum damping force that can be provided by the damper.
As shown in fig. 6, U-shaped receiving grooves 21 are formed in two parallel side walls of the damper outer steel box 2 and the reverse shear plate 33, a through hole is formed in the fixed shear plate 11, one end of the fulcrum shaft 35 is disposed in the U-shaped receiving groove 21 in one side wall of the damper outer steel box 2, and the other end of the fulcrum shaft 35 passes through the through hole of the fixed shear plate 11 and the middle hole 322 of the displacement amplification lever 32 and is disposed in the U-shaped receiving groove 21 in the other side wall of the damper outer steel box 2. The displacement amplification lever 32 is provided with an upper connection hole 321, a middle hole 322 and a lower connection hole 323, the middle hole 322 is located between the upper connection hole 321 and the lower connection hole 323, the upper connection hole 321 is rotatably connected with the first rotating shaft 31, the middle hole 322 is rotatably connected with the supporting shaft 35, and the lower connection hole 323 is rotatably connected with the second rotating shaft 34. The axes of the first rotating shaft 31, the fulcrum shaft 35, and the second rotating shaft 34 are parallel to each other and perpendicular to the fixed shear plate 11.
As shown in fig. 7 to 8, the damper outer steel box 2 is filled with a shearing energy dissipation material 5. Different materials can be selected for shearing energy consumption in the damper outer steel box 2 according to specific conditions, and the shearing energy consumption material 5 is at least one of viscous damping fluid, viscous elastic material, soft and rigid material and friction material.
The above is only the exemplary embodiment of the present invention, and not the limitation of the present invention, all the equivalent structures or equivalent processes of the present invention are used, or directly or indirectly applied to other related technical fields, and the same principle is included in the patent protection scope of the present invention.
Claims (8)
1. A shear type damping wall with reverse amplification of displacement, comprising:
the upper connecting plate (1) is arranged on the upper floor beam, the lower surface of the upper connecting plate (1) is provided with at least two fixed shear plates (11), the fixed shear plates (11) are parallel to each other, and the lower ends of the fixed shear plates (11) extend into the outer steel box (2) of the damper;
the displacement amplification mechanisms are arranged in the damper outer steel box (2), each displacement amplification mechanism is located between two fixed shear plates (11), the upper ends of the displacement amplification mechanisms are hinged with the upper ends of the fixed shear plates (11) through first rotating shafts (31), and the damper outer steel box (2) is filled with shearing energy-consuming materials (5);
and the lower connecting plate (4) is arranged on the lower floor beam, and the damper outer steel box (2) is arranged on the lower connecting plate (4).
2. The displacement reverse amplifying shear type damping wall as claimed in claim 1, wherein each of the displacement amplifying mechanisms comprises at least two displacement amplifying levers (32) and a reverse shear plate (33), an upper end of each of the displacement amplifying levers (32) is rotatably connected to an upper end of the fixed shear plate (11) through the first rotation shaft (31), a lower end of each of the displacement amplifying levers (32) is rotatably connected to an upper side of the reverse shear plate (33) through the second rotation shaft (34), a middle portion of each of the displacement amplifying levers (32) is connected to a pivot shaft (35), the reverse shear plates (33) and the fixed shear plate (11) are parallel to each other, and the reverse shear plates (33) have a certain gap from an inner wall of the damper outer steel case (2).
3. The shear type damping wall for reverse amplification of displacement according to claim 2, wherein the damper outer steel box (2) and the reverse shear plate (33) are provided with U-shaped receiving grooves (21) on two parallel side walls, the fixed shear plate (11) is provided with through holes, one end of the fulcrum shaft (35) is disposed in the U-shaped receiving groove (21) on one side wall of the damper outer steel box (2), and the other end of the fulcrum shaft (35) passes through the through holes of the fixed shear plate (11) and the middle hole (322) of the displacement amplification lever (32) and is disposed in the U-shaped receiving groove (21) on the other side wall of the damper outer steel box (2).
4. The shear-type damping wall for reverse amplification of displacement according to claim 3, wherein the displacement amplification lever (32) is provided with an upper coupling hole (321), the middle hole (322), and a lower coupling hole (323), the middle hole (322) is located between the upper coupling hole (321) and the lower coupling hole (323), the upper coupling hole (321) is rotatably coupled to the first rotation shaft (31), the middle hole (322) is rotatably coupled to the fulcrum shaft (35), and the lower coupling hole (323) is rotatably coupled to the second rotation shaft (34).
5. The shear-type damping wall with reverse amplification of displacement according to claim 3, wherein the axes of the first rotating shaft (31), the fulcrum shaft (35) and the second rotating shaft (34) are parallel to each other and perpendicular to the fixed shear plate (11).
6. The shear-type damping wall with reverse amplification of displacement according to claim 1, wherein the lower surface of the upper connecting plate (1) is provided with three mutually parallel fixed shear plates (11), and one displacement amplification mechanism is provided between every two adjacent fixed shear plates (11).
7. The displacement-reverse-amplifying, shear-type damping wall according to claim 1, wherein the stationary shear plate (11) is integrally formed with the upper web (1).
8. The shear-type damping wall with reverse amplification of displacement according to claim 1, wherein the shear dissipative material (5) is at least one of viscous damping fluid, visco-elastic material, soft-rigid material and friction material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120197745.7U CN215106204U (en) | 2021-01-25 | 2021-01-25 | Shear type damping wall with reversely amplified displacement |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120197745.7U CN215106204U (en) | 2021-01-25 | 2021-01-25 | Shear type damping wall with reversely amplified displacement |
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| CN215106204U true CN215106204U (en) | 2021-12-10 |
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| CN202120197745.7U Active CN215106204U (en) | 2021-01-25 | 2021-01-25 | Shear type damping wall with reversely amplified displacement |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117107943A (en) * | 2023-09-08 | 2023-11-24 | 东南大学 | Displacement amplification type self-resetting shear damper |
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2021
- 2021-01-25 CN CN202120197745.7U patent/CN215106204U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117107943A (en) * | 2023-09-08 | 2023-11-24 | 东南大学 | Displacement amplification type self-resetting shear damper |
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