CN218374511U - Viscous damper supporting structure for damping of public building - Google Patents

Abstract

The utility model discloses a viscous damper bearing structure of public building shock attenuation usefulness relates to building shock attenuation technical field. The utility model provides a viscous damper bearing structure of public building shock attenuation usefulness, including roof and bottom plate, the spout has been seted up on the bottom plate, viscous damper sets up between roof and the bottom plate, the roof with be provided with multiunit damper between the bottom plate, damper includes first damper, second damper, third damper and buffer layer, and the roof is connected on first damper top, and the buffer layer is connected to the bottom, and second damper and third damper structure are the same, and both symmetries are installed in first damper's the left and right sides, are "trapezoidal" with the roof, the spout sliding connection of bottom and bottom plate. The design can strengthen the shock absorption and compression resistance effects of the viscous damper and reduce the loss of the viscous damper in use.

Description

Viscous damper supporting structure for damping of public building

Technical Field

The utility model belongs to the technical field of the building shock attenuation, concretely relates to viscous damper bearing structure of public building shock attenuation usefulness.

Background

China is in the southeast of European and Asian plates and is affected by the Pacific seismic zone and the European and Asian seismic zone, and China is the world with the most violent earthquakes on the continents. In China, 30 provinces have earthquakes of more than 6 levels, 19 provinces have earthquakes of more than 7 levels, and 12 provinces have earthquakes of 8 levels. According to statistics, since the 20 th century, earthquakes of more than 6 grades occur in China nearly 800 times, the earthquakes of more than 7 grades of the continent of China account for 33 percent of the earthquakes of more than 7 grades of the continent of the world, the number of dead people due to earthquakes exceeds 55 thousands of people and accounts for more than 50 percent of the whole world area, china accounts for 7 percent of the land of the world and lives 22 percent of the population of the world, and meanwhile, 7 percent of the land bears 33 percent of the continent strong earthquakes of the world. China is the world with the most violent earthquakes on continents, how to improve the earthquake-resistant performance of public buildings is a pressing and important subject, and the energy dissipation and shock absorption technology can effectively solve the problem.

The viscous damper is a device for anti-seismic buffering, and is widely applied to the fields of public buildings, bridges, military industry and the like, the viscous damper needs to be combined with a supporting structure in the using process, and the supporting structure of the viscous damper also has a certain damping function so as to reduce the damage of the viscous damper in the using process, and meanwhile, the viscous damper can be enhanced to absorb seismic energy and reduce the damage of an upper structure. Therefore, in the actual use process, certain requirements are put forward on the shock absorption effect of the viscous damper supporting structure.

SUMMERY OF THE UTILITY MODEL

In view of the above problem, an object of the utility model is to provide a viscous damper bearing structure of public building shock attenuation usefulness, through setting up first damper, the second damper, third damper and buffer layer, and first damper and second damper correspond respectively and install the left and right sides at first damper and be "eight" font, first damper bottom fixed mounting has the buffer layer, movable mounting has elastomeric element's slider respectively bottom second damper and third damper, the cooperation of three damper and buffer layer is used, make bearing structure's shock attenuation effect better, reinforcing viscous damper shock attenuation effect, also reduce the loss of viscous damper in use simultaneously.

The utility model provides an elastomeric element all adopts shape memory alloy, and shape memory alloy has good plasticity hysteresis performance to and reach the purpose of absorbing and dissipating seismic energy, compare with traditional spring, the memory alloy spring has higher power consumption and from the reset capability, can bear great seismic action and control the residual deformation after shaking.

In order to realize the purpose, the utility model discloses the technical scheme who adopts as follows:

the utility model provides a viscous damper bearing structure of public building shock attenuation usefulness, includes roof and bottom plate, the spout has been seted up on the bottom plate, the viscous damper sets up the roof with between the bottom plate, its characterized in that: the roof with be provided with multiunit damper between the bottom plate, damper includes first damper, second damper, third damper and buffer layer, and first damper top and roof are connected, and bottom and buffer layer are connected, and second damper and third damper symmetry are installed in first damper's the left and right sides, are "trapezoidal" with the roof, and the spout sliding connection of bottom and bottom plate between them.

Preferably, first damper includes through the first telescopic link of supporting seat installation on the roof, install the elastomeric element one in first telescopic link bottom, install the first telescopic sleeve on the shock attenuation layer and the pterygoid lamina that sets up around first telescopic sleeve upper portion, first telescopic link and elastomeric element one extend to the inner chamber of first telescopic sleeve.

Preferably, an elastic component II is further installed between the wing plate and the supporting seat, and the first telescopic rod penetrates through the elastic component II.

Preferably, second damper and third damper structure are the same, and both include the extensible member of swing joint at the roof, and extensible member bottom fixed mounting has elastomeric element three, with slider swing joint's flexible external member, flexible external member and elastomeric element three extend to the inner chamber of flexible external member.

Preferably, the outer side of the sliding block is connected with a fourth elastic component, and the sliding block and the fourth elastic component slide in the sliding groove of the bottom plate.

Preferably, the bottom of buffer layer and the spout fixed connection of bottom plate, the fixed shock absorber layer installation base that imbeds in upper portion, the bottom fixed connection of shock absorber layer installation base and first flexible cover, the inside fixed plate and a plurality of rubber layer of being formed by a plurality of fixed plates of shock absorber layer, and the parcel has the rubber protection layer all around.

The utility model has the advantages that:

the utility model discloses a viscous damper bearing structure of public building shock attenuation usefulness, compared with the prior art, the utility model discloses an improvement part lies in: through setting up elastomeric element for first group damper upper end, the lower extreme sets up elastomeric element and buffer layer, its left and right sides corresponds second damper and the third damper that sets up respectively and is "eight" font, and be provided with elastomeric element on second damper and the third damper, the bottom still swing joint area elastomeric element's slider simultaneously, the cooperation of three damper and buffer layer is used, absorb seismic energy at reinforcing viscous damper, when reducing superstructure damage, the loss of viscous damper in the use has also been reduced.

Drawings

Figure 1 is a bottom view of the supporting structure of the present invention

FIG. 2 is the schematic view of the structure of the damping mechanism of the present invention

FIG. 3 is a top view of the supporting structure of the present invention

FIG. 4 is the schematic view of the shock-absorbing layer structure of the present invention

FIG. 5 is a schematic view of the wing plate structure of the present invention

Wherein: 1. installing a top plate; 2. mounting a bottom plate; 3. a top plate; 4. a base plate; 501. a first telescopic rod; 502. first expansion; 503. a wing plate; 504. a second elastic component; 6. a shock-absorbing layer; 601. a damping layer mounting base; 701. a second telescopic rod; 702. a second telescopic sleeve; 801. a third telescopic rod; 802. a third telescopic sleeve; 9. a first sliding block; 10. and a second sliding block.

Detailed Description

In order to make those skilled in the art better understand the technical solution of the present invention, the following describes the technical solution of the present invention with reference to the accompanying drawings and embodiments.

The embodiment is as follows:

referring to fig. 1-5, a viscous damper support structure for shock absorption of public buildings comprises a mounting top plate 1 and a mounting bottom plate 2, wherein the mounting top plate 1 is provided with a mounting hole, a top plate 3 is fixedly mounted below the mounting top plate 1, the mounting bottom plate 2 is fixedly provided with a bottom plate 4, each side of the bottom plate 4 is provided with a sliding groove, and the viscous damper is arranged between the top plate 3 and the bottom plate 4.

Be provided with multiunit damper between roof 3 and the bottom plate 4, damper includes first damper, second damper, third damper and buffer layer 6, first damper bottom and 6 fixed connection of buffer layer, and second damper and third damper structure are the same, and both top symmetries are installed in first damper's the left and right sides, are "trapezoidal" with roof 3, and the connected mode with roof 3 is articulated, the spout sliding connection of bottom and bottom plate 4.

Buffer layer 6 includes a plurality of fixed plates and rubber layer, the fixed plate is installed in turn with the rubber layer, the fixed plate is made by steel, the last one deck of 6 lower extremes of buffer layer be the fixed plate and with bottom plate 4's spout fixed connection, and be provided with the rubber protection layer all around, 6 top central points of buffer layer put still fixed embedding buffer layer mount pad 601, buffer layer mount pad 601 is a little higher than buffer layer 6, the flexible cover 502 of second of mount pad 601 mainly used.

The first shock absorption assembly comprises a first telescopic rod 501 and a second telescopic sleeve 502 matched with the first telescopic rod 501 for use, the second telescopic sleeve 502 is provided with an inner cavity, the upper end of the first telescopic rod 501 is fixedly installed below the top plate 3 through an installation seat, the lower end of the first telescopic rod 501 is fixedly provided with a first elastic component, preferably a spring, the first elastic component installed on the first telescopic rod 501 extends to the surface of the shock absorption layer installation seat 601, the first telescopic rod 501 and the first elastic component installed on the first telescopic rod 501 can stretch in the inner cavity of the second telescopic sleeve 502, a wing plate 503 is further arranged at the position, lower than the port, of the upper portion of the second telescopic sleeve 502 is fixedly sleeved with the wing plate 503, the first telescopic rod 501 penetrates through a second elastic component 504, two ends of the second elastic component 504 are respectively and fixedly connected with the wing plate 503 and the installation seat, when the top plate 3 is subjected to external downward pressure, the first telescopic rod 501 moves downwards, the first telescopic rod 501 is compressed in the first elastic component 502, and the second elastic component 504 is compressed along with the downward movement of the first telescopic rod 501, and the elastic component has an upward resetting function, so that an anti-shock-pressure reduction effect is achieved.

The second shock absorption assembly comprises a telescopic piece, a telescopic sleeve piece, a third elastic part, a fourth elastic part and a sliding block, wherein the telescopic piece is a second telescopic rod 701, the telescopic sleeve piece is a second telescopic sleeve 702, the third elastic part and the fourth elastic part are both springs, and the sliding block is a first sliding block 9. The second telescopic rod 701 is matched with the second telescopic sleeve 702 for use, the second telescopic sleeve 702 is provided with an inner cavity, the upper end of the second telescopic rod 701 is movably arranged below the top plate 3 through a hinged support, a spring is fixedly connected to the lower end of the second telescopic rod 701, the spring arranged on the second telescopic rod 701 extends to the surface of the first slider 9, the second telescopic rod 701 and the spring arranged on the second telescopic rod 701 can stretch in the inner cavity of the second telescopic sleeve 702, the first slider 9 is movably arranged at the lower end of the second telescopic sleeve 702 through the hinged support, the front end of the first slider 9 is fixedly provided with the spring, the first slider 9 and the spring arranged on the first slider can slide in the sliding groove of the bottom plate 4, when the top plate 3 is subjected to external downward pressure, the second telescopic rod 701 moves downwards, the second telescopic rod 701 and the spring arranged on the second telescopic sleeve 701 are compressed in the second telescopic sleeve 702, meanwhile, the second telescopic sleeve 702 is also subjected to downward pressure, the sliding in the sliding groove of the bottom plate 4, and the sliding block and the spring arranged on the sliding groove of the bottom plate 4 can slide upwards due to the resetting function, and the anti-seismic decompression effect is achieved.

The third shock absorption assembly comprises a telescopic piece, a telescopic sleeve piece, a third elastic part, a fourth elastic part and a sliding block, wherein the telescopic piece is a third telescopic rod 801, the telescopic sleeve piece is a third telescopic sleeve 802, the third elastic part and the fourth elastic part are both springs, and the sliding block is a second sliding block 10. The third telescopic rod 801 is matched with the third telescopic sleeve 802 for use, the third telescopic sleeve 802 is provided with an inner cavity, the upper end of the third telescopic rod 801 is movably arranged below the top plate 3 through a hinged support, the lower end of the third telescopic rod is fixedly connected with a spring, the spring arranged on the third telescopic rod 801 extends to the surface of the second slider 10, the third telescopic rod 801 and the spring arranged on the third telescopic rod can stretch in the cavity of the third telescopic sleeve 802, the lower end of the third telescopic sleeve 802 is movably arranged with the second slider 10 through a hinged support, the rear end of the second slider 10 is fixedly arranged with a spring, the second slider 10 and the spring arranged on the second slider can slide in a sliding chute of the bottom plate 4, when the top plate 3 is subjected to external downward pressure, the third telescopic rod 801 moves downwards, the third telescopic rod 801 and the spring arranged on the third telescopic rod are compressed in the third telescopic sleeve 802, meanwhile, the second slider 10 and the spring arranged on the third telescopic sleeve 802 are also subjected to downward pressure, so that the second slider 10 and the spring arranged on the sliding chute of the bottom plate 4 slide in the sliding chute, and the elastic part has a reset function and can generate upward anti-shock force, thereby realizing the pressure reduction effect.

When the damping support structure is in actual use, firstly, the mounting top plate 1 is fixed at the bottom of a public building through the mounting hole on the mounting top plate, the mounting bottom plate 2 is fixed at a lower structure through the mounting hole on the mounting bottom plate, when the damping support structure is subjected to external force, the viscous damper is used for damping and resisting pressure, the top plate 3 moves downwards to drive the first telescopic rod 501 to move downwards, the second elastic component 504 is compressed, the first elastic component mounted on the first telescopic rod 501 is also compressed, meanwhile, the second telescopic rod 701 and the third telescopic rod 801 move downwards to respectively compress the third elastic component mounted on the first telescopic rod, the first sliding block 9 and the second sliding block 10 are stressed to respectively compress the fourth elastic component mounted on the first telescopic rod, and opposite force can be generated due to the fact that the elastic components have reset functions, so that the anti-seismic decompression of the public building is achieved, the damage risk of the viscous damper is protected, the design of the damping layer 6 is mainly used for enhancing the anti-seismic decompression effect of the first damping component, and the rubber protective layer is arranged to enhance the anti-seismic decompression effect of the first sliding block 9 and the second sliding block 10.

The foregoing shows and describes the basic principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, and all such changes and modifications fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides a viscous damper bearing structure of public building shock attenuation usefulness, includes roof (3) and bottom plate (4), the spout has been seted up on bottom plate (4), the viscous damper sets up roof (3) with between bottom plate (4), its characterized in that: roof (3) with be provided with multiunit damper between bottom plate (4), damper includes first damper, second damper, third damper and buffer layer (6), and first damper top and roof (3) are connected, and bottom and buffer layer (6) are connected, and second damper and third damper symmetry are installed in first damper's the left and right sides, are "trapezoidal" with roof (3), and the spout sliding connection of bottom between them and bottom plate (4).

2. The viscous damper support structure for vibration absorption of public buildings according to claim 1, characterized in that: first damper includes and installs first telescopic link (501) on roof (3) through the supporting seat, installs elastic component one, first flexible cover (502) and pterygoid lamina (503) around first flexible cover (502) upper portion setting on shock-absorbing layer (6) in first telescopic link (501) bottom, first telescopic link (501) and elastic component one extend to the inner chamber of first flexible cover (502).

3. A viscous damper support structure for vibration absorption of public buildings according to claim 2, wherein: an elastic part II (504) is further installed between the wing plate (503) and the supporting seat, and the first telescopic rod (501) penetrates through the elastic part II (504).

4. The viscous damper support structure for vibration absorption of public buildings according to claim 1, characterized in that: the second damping assembly and the third damping assembly are identical in structure and comprise telescopic parts movably connected to the top plate (3), elastic parts are fixedly mounted at the bottom ends of the telescopic parts, the telescopic external parts are movably connected with the sliding blocks, and the telescopic external parts and the elastic parts extend to inner cavities of the telescopic external parts.

5. The viscous damper support structure for vibration absorption of public buildings according to claim 4, wherein: the outer side of the sliding block is connected with an elastic component IV, and the sliding block and the elastic component IV slide in the sliding groove of the bottom plate (4).

6. The viscous damper support structure for vibration absorption of public buildings according to claim 1, characterized in that: the bottom of buffer layer (6) and the spout fixed connection of bottom plate (4), the fixed embedding buffer layer installation base (601) in upper portion, the bottom fixed connection of buffer layer installation base (601) and first flexible cover (502), buffer layer (6) inside comprises a plurality of fixed plates and a plurality of rubber layer, and the parcel has the rubber protective layer all around.

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