CN213114727U

CN213114727U - Anti-seismic foundation for high-rise building

Info

Publication number: CN213114727U
Application number: CN202021463829.2U
Authority: CN
Inventors: 封建康; 杨柳燕
Original assignee: Shaanxi Guoyang Construction Engineering Co ltd
Current assignee: Shaanxi Guoyang Construction Engineering Co ltd
Priority date: 2020-07-22
Filing date: 2020-07-22
Publication date: 2021-05-04
Anticipated expiration: 2030-07-22

Abstract

The application relates to the field of building structures, in particular to an anti-seismic foundation for a high-rise building. It includes: foundation beam and basis, the foundation beam with be provided with shockproof layer between the basis, shockproof layer includes: buffer assembly and antidetonation subassembly, first fixed plate is installed to the bottom of foundation beam, the second fixed plate is installed at the top of basis, buffer assembly sets up the bottom at first fixed plate, buffer assembly's bottom is provided with the third fixed plate, the subassembly setting of combatting earthquake is between second fixed plate and third fixed plate. The earthquake resistance of improvement ground that this application can be great reduces the possibility of the harm that the earthquake caused.

Description

Anti-seismic foundation for high-rise building

Technical Field

The application relates to the field of building structures, in particular to an anti-seismic foundation for a high-rise building.

Background

The foundation refers to the soil or rock mass of the supporting foundation under the building. Soil layers as building foundations are divided into rocks, gravel soil, sandy soil, silt soil, cohesive soil and artificial filling soil. The foundation includes a natural foundation and an artificial foundation (composite foundation). Natural foundations are layers of natural soil that do not require human reinforcement. The artificial foundation needs reinforcement treatment by people, and a stone chip cushion layer, a sand cushion layer, mixed lime-soil backfill, tamping and the like are common. With the development of human society and the increase of population, more and more buildings are built by human beings, and in order to save land, a plurality of high-rise buildings are built in various domestic large cities, and a large amount of population and material wealth are gathered in the buildings, so that the safety of the buildings becomes an important problem, wherein the earthquake-proof performance is an important index.

Chinese patent of No. CN205776722U discloses a foundation structure, including a C-shaped steel frame, parallel through holes are arranged on two sides of the steel frame, a fixing frame penetrates through the through holes to connect two sides of the steel frame, fixing blocks are arranged on two ends of the fixing frame, the area of the fixing blocks is larger than that of the through holes, and fixing feet are arranged at the bottoms of two sides of the steel frame. Through the design of the fixing frame, the transverse stress degree of the whole foundation structure is increased, meanwhile, through the design of the fixing feet, the ground gripping force is increased, the water passing performance is increased, the circulation of water vapor near the steel framework is ensured, and the foundation structure is prevented from being excessively corroded.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: when an earthquake occurs, the wave transmitted to the ground by a seismic source has two types: once earthquake disasters happen to transverse waves and longitudinal waves, earth surface buildings are damaged due to weak earthquake resistance of the foundation, and further improvement is needed.

SUMMERY OF THE UTILITY MODEL

In order to improve the shock resistance of foundation, this application provides a high-rise building is with antidetonation foundation.

The application provides a high-rise building is with antidetonation ground adopts following technical scheme:

an earthquake-resistant foundation for high-rise buildings, comprising: foundation beam and basis, the foundation beam with be provided with shockproof layer between the basis, shockproof layer includes: buffer assembly and antidetonation subassembly, first fixed plate is installed to the bottom of foundation beam, the second fixed plate is installed at the top of basis, buffer assembly sets up the bottom at first fixed plate, buffer assembly's bottom is provided with the third fixed plate, the subassembly setting of combatting earthquake is between second fixed plate and third fixed plate.

Through adopting above-mentioned technical scheme, when taking place the earthquake, the buffering subassembly can play the effect of buffering, tentatively cushions the absorption to the earthquake to guide evacuation to seismic energy, simultaneously, again be provided with the antidetonation subassembly between basis and foundation beam, the antidetonation subassembly can improve the shock resistance of ground, through buffering subassembly and the cooperation between the two of antidetonation subassembly, thereby great improvement ground's shock resistance reduces the degree that the earthquake led to the fact destruction to earth's surface building.

Preferably, the buffer assembly includes: the first spring is arranged at the bottom of the first fixing plate, and one end, far away from the first fixing plate, of the first spring is fixed with the third fixing plate; and a support member disposed between the first and third fixing plates.

Through adopting above-mentioned technical scheme, first spring itself has elasticity, can play the effect of buffering, and support piece has the effect of support to first fixed plate simultaneously, and then can form the effect of supplementing each other with first spring, tentatively cushions the earthquake and absorbs.

Preferably, the anti-seismic assembly comprises: a second spring mounted on the top of the second fixing plate; the fixed block is arranged at one end of the second spring, which is far away from the second fixed plate; a fourth fixing plate disposed between the third fixing plate and the second fixing plate; and one end of the second rotating rod is hinged to the bottom of the fourth fixing plate and is abutted to the fixing block.

Through adopting above-mentioned technical scheme, when taking place the earthquake, the dwang can extrude the fixed block, and the fixed block then can compress the second spring, and through two inhomogeneous second spring atresss, restrict each other between two second springs to make the ground be in stably.

Preferably, the support member includes: the supporting seat is arranged at the top of the third fixing plate; and one end of the supporting rod is hinged to the top of the supporting seat, and the other end of the supporting rod is hinged to the bottom of the second fixing plate.

Through adopting above-mentioned technical scheme, articulated bracing piece on the supporting seat, the bracing piece has the effect of support to first fixed plate, when taking place earthquake, when atress is inhomogeneous between two first springs, the bracing piece plays the effect of fulcrum, plays certain buffering effect.

Preferably, the slide has all been seted up to the bottom of third fixed plate and the top of fourth fixed plate, be provided with a plurality of balls that are located the slide between third fixed plate and the fourth fixed plate.

Through adopting above-mentioned technical scheme, when taking place the earthquake, the ball can take place relative slip between third fixed plate and fourth fixed plate, and then reduces the relative cracked possibility of taking place between third fixed plate and the fourth fixed plate.

Preferably, the bottom of the foundation is provided with a pile group, and the pile group comprises: the primary pile is perpendicular to the ground plane, and the secondary pile is arranged along the arc direction of the foundation.

Through adopting above-mentioned technical scheme, set up the grouser, through relative position and structure between stake and the grouser, can improve the stability of antidetonation foundation structure for the foundation has better antidetonation effect.

Preferably, a plurality of reinforcing ribs are arranged in the foundation beam along the length direction of the foundation beam.

Through adopting above-mentioned technical scheme, set up the strengthening rib, can improve the bearing capacity of foundation beam, and then great improvement the resistance to deformation nature of foundation beam to a certain extent.

Preferably, the surface of the foundation beam is provided with a waterproof layer.

By adopting the technical scheme, the waterproof layer is the acrylic waterproof coating, and the waterproof film formed by curing the waterproof coating has certain extensibility, elastoplasticity, crack resistance, impermeability and weather resistance, and can play waterproof, impermeable and protective roles.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the shock resistance of the foundation is greatly improved and the damage degree of the earthquake to the earth surface building is reduced through the matching of the buffer component and the anti-seismic component;

2. this application is provided with the ball between third fixed plate and fourth fixed plate, and the relative slip can take place between third fixed plate and fourth fixed plate for the ball, and then has reduced the relative cracked possibility of taking place between third fixed plate and the fourth fixed plate.

Drawings

FIG. 1 is a schematic view of the overall structure of the present application;

FIG. 2 is an enlarged view at A in FIG. 1;

fig. 3 is an enlarged view at B in fig. 1.

Description of reference numerals: 1. a foundation beam; 11. a waterproof layer; 111. reinforcing ribs; 2. a foundation; 21. a main pile; 22. auxiliary piles; 3. a first fixing plate; 31. a first spring; 4. a second fixing plate; 41. a second spring; 42. a fixed block; 43. rotating the rod; 44. a fourth fixing plate; 5. a third fixing plate; 51. a supporting seat; 511. a ball bearing; 52. a support rod.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses earthquake-resistant foundation for high-rise building. Referring to fig. 1, an earthquake-resistant foundation for a high-rise building includes a foundation 2 and a foundation beam 1, and the foundation beam 1 is disposed on the top of the foundation 2.

And a shockproof layer is arranged between the foundation 2 and the foundation beam 1 and can play a role in buffering and damping. In this embodiment, the anti-vibration layer includes: buffering subassembly and antidetonation subassembly, buffering subassembly can tentatively cushion the earthquake and absorb to guide sparse to seismic energy, simultaneously, the antidetonation subassembly can improve the shock resistance of ground, and the antidetonation subassembly forms the effect of supplementing each other with the buffering subassembly, improves the shock resistance of ground.

In this embodiment, install first fixed plate 3 in the bottom of foundation beam 1, install second fixed plate 4 in the bottom of basis 2 simultaneously, the buffering subassembly is installed in the bottom of first fixed plate 3, and, install third fixed plate 5 in the bottom of buffering subassembly, and third fixed plate 5 is located between first fixed plate 3 and second fixed plate 4, in addition, the subassembly that combats earthquake sets up between third fixed plate 5 and second fixed plate 4, first fixed plate 3, the buffering subassembly, third fixed plate 5, the subassembly that combats earthquake and second fixed plate 4 set up according to foundation beam 1 to the direction of basis 2 in proper order.

In this embodiment, referring to fig. 1, the buffer assembly includes: a first spring 31. The first springs 31 are installed at the bottom of the first fixing plate 3, the number of the first springs 31 is multiple and is arranged along the length direction of the first fixing plate 3, one end, far away from the first fixing plate 3, of the first spring 31 is fixed with the third fixing plate 5, the first spring 31 is installed between the first fixing plate 3 and the third fixing plate 5, and the first spring 31 has elasticity, so that the first spring can play a role in buffering when an earthquake occurs.

Furthermore, a support member is provided between the first fixing plate 3 and the third fixing plate 5, and the support member plays a role of connecting between the first fixing plate 3 and the third fixing plate 5.

In this embodiment, referring to fig. 2, the support member includes: a support base 51. Supporting seat 51 is installed at the top of third fixed plate 5, and simultaneously, it has bracing piece 52 to articulate at supporting seat 51's top, supporting seat 51 can increase the area of contact of bracing piece 52 with third fixed plate 5, the one end that bracing piece 52 kept away from supporting seat 51 is articulated with the bottom of first fixed plate 3, when taking place the earthquake, inhomogeneous phenomenon of atress may appear in first spring 31, bracing piece 52 then can play certain supporting role, reduce the pressure that first spring 31 born the weight of, when not taking place the earthquake, can form the effect of supplementing each other with first elasticity, improve the joint strength between first fixed plate 3 and the third fixed plate 5.

In this embodiment, referring to fig. 3, the anti-seismic assembly includes: a second spring 41. The second spring 41 is installed at the top of the second fixing plate 4, the fixing block 42 is installed at one end, far away from the second fixing plate 4, of the second spring 41, meanwhile, a fourth fixing plate 44 is arranged between the second fixing plate 4 and the third fixing plate 5, two mutually symmetrical rotating rods 43 are hinged to the bottom of the fourth fixing plate 44, the rotating rods 43 are located on two sides of the fixing block 42 in the width direction, and the peripheral sides of the rotating rods 43 are abutted to the fixing block 42. When an earthquake occurs, the rotating rod 43 is stressed to extrude the fixing block 42, so that the fixing block 42 moves linearly, the second springs 41 are compressed, and the two second springs 41 are stressed unevenly and are restricted with each other, so that the foundation is stable.

Referring to fig. 1, in order to reduce the occurrence of fracture between the third fixing plate 5 and the fourth fixing plate 44, slide ways are respectively disposed at the bottom of the third fixing plate 5 and the top of the fourth fixing plate 44, the two slide ways correspond to each other, a plurality of balls 511 are disposed in the slide ways, the peripheral sides of the balls 511 can contact with the third fixing plate 5 and the fourth fixing plate 44, and the balls 511 can be uniformly arranged along the extending direction of the slide ways. When an earthquake occurs, the ball 511 can generate displacement change on the slideway.

Moreover, in order to improve the stability of the anti-seismic foundation structure, a pile group is provided at the bottom of the foundation 2, and in this embodiment, the pile group includes: a primary pile 21 and a secondary pile 22. The king pile 21 is installed at the bottom of ground and perpendicular ground level, and vice stake 22 is installed and is arranged at the bottom of basis 2 and the extending direction of basis 2, and vice stake 22 is inclined to the ground level, and then makes the ground have better antidetonation effect.

Meanwhile, referring to fig. 1, in order to improve the bearing capacity of the foundation beam 1, reinforcing ribs 111 are inserted into the foundation beam 1, and the reinforcing ribs 111 have good rigidity and strength, so that the deformation resistance of the foundation beam 1 is greatly improved to a certain extent.

In this embodiment, the waterproof layer 11 is disposed on the surface of the foundation beam 1, the waterproof layer 11 is an acrylic waterproof coating, and a waterproof film formed by curing the waterproof coating has a certain extensibility, elastoplasticity, crack resistance, impermeability and weather resistance, and can play roles in waterproofing, seepage prevention and protection.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. An earthquake-resistant foundation for high-rise buildings, comprising: foundation beam (1) and basis (2), its characterized in that: the foundation beam (1) with be provided with the layer of taking precautions against earthquakes between basis (2), the layer of taking precautions against earthquakes includes: buffering subassembly and antidetonation subassembly, first fixed plate (3) are installed to the bottom of foundation beam (1), second fixed plate (4) are installed at the top of basis (2), the buffering subassembly sets up the bottom at first fixed plate (3), the bottom of buffering subassembly is provided with third fixed plate (5), the antidetonation subassembly sets up between second fixed plate (4) and third fixed plate (5).

2. An earthquake-resistant foundation for high-rise buildings according to claim 1, wherein: the buffer assembly includes: the first spring (31) is installed at the bottom of the first fixing plate (3), and one end, far away from the first fixing plate (3), of the first spring (31) is fixed with the third fixing plate (5); and a support arranged between the first fixing plate (3) and the third fixing plate (5).

3. An earthquake-resistant foundation for high-rise buildings according to claim 1, wherein: the seismic assembly includes: a second spring (41) mounted on top of the second fixing plate (4); a fixed block (42) arranged at one end of the second spring (41) far away from the second fixed plate (4); a fourth fixing plate (44) disposed between the third fixing plate (5) and the second fixing plate (4); and one end of the two rotating rods (43) is hinged to the bottom of the fourth fixing plate (44) and is abutted to the fixing block (42).

4. An earthquake-resistant foundation for high-rise buildings according to claim 2, wherein: the support member includes: a supporting seat (51) arranged at the top of the third fixing plate (5); and one end of the supporting rod (52) is hinged to the top of the supporting seat (51), and the other end of the supporting rod is hinged to the bottom of the second fixing plate (4).

5. An earthquake-resistant foundation for high-rise buildings according to claim 3, wherein: the slide has all been seted up to the bottom of third fixed plate (5) and the top of fourth fixed plate (44), be provided with between third fixed plate (5) and fourth fixed plate (44) and be located a plurality of balls (511) of slide.

6. An earthquake-resistant foundation for high-rise buildings according to claim 1, wherein: the bottom of basis (2) is provided with the pile group, the pile group includes: the pile foundation comprises a main pile (21) and a plurality of auxiliary piles (22), wherein the main pile (21) is vertical to the ground plane, and the auxiliary piles (22) are arranged along the arc direction of the foundation (2).

7. An earthquake-resistant foundation for high-rise buildings according to claim 1, wherein: a plurality of reinforcing ribs (111) are arranged in the foundation beam (1) along the length direction of the foundation beam (1).

8. An earthquake-resistant foundation for high-rise buildings according to claim 1, wherein: and a waterproof layer (11) is arranged on the surface of the foundation beam (1).