CN215977683U

CN215977683U - Fastening anti-seismic steel structure for building construction

Info

Publication number: CN215977683U
Application number: CN202121784360.7U
Authority: CN
Inventors: 曹雷; 李晓; 于洪涛
Original assignee: Hebei Xiaoxin Construction Engineering Co ltd
Current assignee: Hebei Xiaoxin Construction Engineering Co ltd
Priority date: 2021-08-02
Filing date: 2021-08-02
Publication date: 2022-03-08
Anticipated expiration: 2031-08-02

Abstract

The utility model discloses a fastening anti-seismic steel structure for building construction, which comprises a base, wherein the top of the base is connected with a supporting seat, a buffer mechanism is arranged in the supporting seat, the buffer mechanism comprises an upper buffer block, a lower buffer block, a connecting block and a fixed column, the fixed column is arranged on two sides of the connecting block, the other end of the fixed column extends into the upper buffer block and the lower buffer block respectively, a buffer spring is sleeved on the fixed column, the upper ends of two side walls of an inner cavity of the supporting seat are provided with sliding grooves matched with the connecting block, the buffer mechanism also comprises rubber pads arranged on the inner side walls of the sliding grooves, and a compression spring is arranged between the rubber pads and the inner side walls of the sliding grooves; the top of going up the buffer board is connected with the limiting plate, and the top of limiting plate is connected with the support column, and the top of support column is connected with the crossbeam. The fastening anti-seismic steel structure for building construction provided by the utility model can effectively reduce the transverse vibration and the longitudinal vibration generated by the steel structure, and effectively improve the anti-seismic capacity of the steel structure.

Description

Fastening anti-seismic steel structure for building construction

Technical Field

The utility model belongs to the technical field of building equipment, and particularly relates to a fastening anti-seismic steel structure for building construction.

Background

The steel structure is a structure formed by steel materials, is one of main building structure types, mainly comprises steel beams, steel columns, steel trusses and other members made of section steel, steel plates and the like, and adopts rust removing and preventing processes of silanization, pure manganese phosphating, washing drying, galvanization and the like, and all the members or parts are usually connected by welding seams, bolts or rivets.

The steel has the characteristics of high strength, light dead weight, good integral rigidity and strong deformation resistance, so the steel is particularly suitable for building large-span, ultrahigh and overweight buildings; the material has good homogeneity and isotropy, belongs to an ideal elastomer and most conforms to the basic assumption of general engineering mechanics; the material has good plasticity and toughness, can deform greatly and can bear dynamic load well; the construction period is short; the method has high industrialization degree, can carry out professional production with high mechanization degree, is widely applied to the fields of large-scale factory buildings, venues, super high-rise buildings and the like due to simple and convenient construction,

however, the existing steel structure has poor anti-seismic effect, so that the steel structure is easy to deform or damage in the working process, thereby causing safety accidents. For this reason, patent No. 201921757482.X discloses an antidetonation steel construction for construction, including the base, the top fixedly connected with supporting seat of this base, the axis fixedly connected with fixed column of department of inner cavity of a support base bottom, the bottom cover on fixed column surface is equipped with buffer spring, and the top cover on fixed column surface is equipped with the movable sleeve, the top fixedly connected with limiting plate of fixed column. When the supporting column vibrates, the movable plate can be driven to move, the movable plate can drive the second spring to deform, the movable plate can also drive the first movable block to move, the first movable block drives the elastic telescopic rod to compress, the elastic telescopic rod can drive the second movable block to move along with the vibration, the second movable block drives the movable sleeve to move, the movable sleeve drives the buffer spring to deform, and the buffer spring and the rubber damping plate can move relatively when the supporting column moves, so that the vibration of the supporting column is reduced. However, the damping mechanism of the steel structure is complex, and the damping capability in the vertical direction is emphasized, so that the damping performance of the steel structure is weak, and needs to be further improved.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving, at least to some extent, one of the technical problems in the related art. Therefore, the utility model mainly aims to provide a fastening anti-seismic steel structure for building construction, and aims to solve the problem that the existing steel structure is poor in anti-seismic performance.

The purpose of the utility model is realized by the following technical scheme:

a fastening anti-seismic steel structure for building construction comprises a base, wherein a supporting seat is fixedly connected to the top of the base, the supporting seat is of a hollow structure with an opening at the upper end, a buffer mechanism is arranged in the supporting seat and comprises an upper buffer block, a lower buffer block, a connecting block and a fixing column, the fixing column is arranged on two sides of the connecting block, the other end of the fixing column extends into the upper buffer block and the lower buffer block respectively, a buffer spring is sleeved on the fixing column, sliding grooves matched with the connecting block are formed in the upper ends of the two side walls of an inner cavity of the supporting seat, the buffer mechanism further comprises rubber pads arranged on the inner side walls of the sliding grooves, and compression springs are further arranged between the rubber pads and the inner side walls of the sliding grooves; go up the top fixedly connected with limiting plate of buffer board, the top fixedly connected with support column of limiting plate, the top of support column runs through the supporting seat and extends to the top of supporting seat, the top fixedly connected with crossbeam of support column.

Preferably, wherein the medial surface of crossbeam and the junction of support column is provided with the reinforcing plate, the reinforcing plate passes through coupling assembling and crossbeam, support column fixed connection, coupling assembling includes bolt and butterfly nut, the outside of bolt is provided with the external screw thread, the inboard of butterfly nut be provided with external screw thread assorted internal thread.

Preferably, the butterfly nut comprises a nut body, two butterfly wings are symmetrically arranged at one end of the nut body, a bulge is annularly arranged on the outer circumference of the other end of the nut body, and the diameter of the bulge is larger than that of the nut body.

Preferably, the axial height of the protrusion is 0.5-1.5mm, and the diameter of the protrusion is 3-30mm larger than the diameter of the nut body.

Preferably, the two sides of the top of the base are provided with anchor bolts, and the bottoms of the anchor bolts penetrate through the base and extend to the bottom of the base.

Preferably, wherein the bottom cover on support column surface is equipped with the rubber buffer layer, the outside and the supporting seat fixed connection of rubber buffer layer.

Preferably, the rubber buffer layer comprises a spring skeleton, the spring skeleton is filled with a rubber layer, a polyurethane foam layer is arranged on the outer surface of the rubber layer, and the elastic modulus of the spring skeleton is higher than that of the rubber layer.

Preferably, the outer surfaces of the base, the supporting seat, the supporting column, the reinforcing plate and the cross beam are all provided with fluorocarbon anticorrosive paint.

Compared with the prior art, the utility model has at least the following advantages:

according to the fastening anti-seismic steel structure for building construction, the buffer mechanism is arranged in the supporting seat and comprises the upper buffer block, the lower buffer block, the connecting block and the fixed column, the fixed column is arranged on two sides of the connecting block, the other end of the fixed column extends into the upper buffer block and the lower buffer block respectively, the buffer spring is sleeved on the fixed column, the upper ends of two side walls of the inner cavity of the supporting seat are provided with the sliding grooves matched with the connecting block, the inner side walls of the sliding grooves are provided with the rubber pads, and the compression springs are arranged between the rubber pads and the inner side walls of the sliding grooves, so that the steel structure has a damping effect on transverse vibration and longitudinal vibration, and the anti-seismic capacity of the steel structure is effectively improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic view of the overall structure of a fastening earthquake-proof steel structure provided by the present invention;

FIG. 2 is a schematic structural view of a buffering mechanism in the fastening anti-seismic steel structure provided by the utility model;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

fig. 4 is a schematic structural view of a butterfly nut in the fastening anti-seismic steel structure provided by the utility model.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.

Descriptions in this specification as relating to "first", "second", etc. are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to any indicated technical feature or quantity. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature.

In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In addition, the technical solutions in the embodiments of the present invention may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination of technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Example 1

As shown in fig. 1, 2 and 3, a fastening anti-seismic steel structure for building construction comprises a base 1, wherein a supporting seat 2 is fixedly connected to the top of the base 1, the supporting seat 2 is a hollow structure with an open upper end, and a buffer mechanism is arranged in the supporting seat 2, so that the buffer mechanism is helpful for shock absorption of the steel structure in vibration, and the safety and stability of the steel structure are ensured; the buffer mechanism comprises an upper buffer block 31, a lower buffer block 32, a connecting block 33 and fixing columns 34, wherein the fixing columns 34 are arranged on two sides of the connecting block 33, the other ends of the fixing columns 34 respectively extend into the upper buffer block 31 and the lower buffer block 32, and buffer springs 35 are sleeved on the fixing columns 34; the upper ends of two side walls of the inner cavity of the supporting seat 2 are provided with sliding chutes 21 matched with the connecting blocks 33, the buffer mechanism further comprises rubber pads 36 arranged on the inner side walls of the sliding chutes 21, and compression springs 37 are arranged between the rubber pads 36 and the inner side walls of the sliding chutes 21; at the top fixedly connected with limiting plate 4 of last buffer board 31, the top fixedly connected with support column 5 of limiting plate 4, the top of support column 5 runs through supporting seat 2 and extends to the top of supporting seat 2, the top fixedly connected with crossbeam 6 of this support column 5. When the shock absorber is used specifically, when shock occurs, the connecting block vibrates repeatedly, the repeatedly vibrating connecting block transmits the shock to the upper buffer block and the lower buffer block through the fixed columns, and the buffer spring is used for buffering and damping the shock, so that a good damping effect is achieved on longitudinal shock; in addition, the connecting block is abutted against a rubber pad arranged on the inner side wall of the sliding chute while vibrating repeatedly, the abutted rubber pad is subjected to buffering and shock absorption through deformation, and then secondary buffering and shock absorption are performed by combining a compression spring, so that good shock absorption and shock absorption effects can be achieved on transverse vibration; this application has improved the shock resistance of this steel construction greatly through set up the buffer gear who has horizontal and vertical cushioning effect in the supporting seat.

Preferably, in a preferred technical scheme of this embodiment, wherein the both sides at base 1 top are provided with rag bolt 9, and the bottom of this rag bolt 9 runs through the base and extends to base 1's bottom, fixes the base through adopting rag bolt, has avoided the unstable problem of base during operation, provides technical support for the convenient and practical of this steel construction.

Preferably, in a preferred technical solution of this embodiment, wherein outer surfaces of the base 1, the support base 2, the support pillar 5, the reinforcing plate 7 and the cross beam 6 are all provided with a fluorocarbon anticorrosive paint. The fluorocarbon anticorrosive paint consists of fluorocarbon resin, aliphatic isoflurate, high grade pigment, assistant, solvent, etc. and is used mainly for anticorrosive paint system with high requirement as high performance and durable finish. The fluorocarbon anticorrosive coating has super-strong weather resistance, corrosion resistance and excellent self-cleaning property; the adhesive force is good, and the flexibility and the shock resistance are strong; excellent decorative and durability, good gloss and color retention, and excellent corrosion resistance. Therefore, the base, the supporting seat, the supporting column, the reinforcing plate and the cross beam which are treated by the fluorocarbon anticorrosive coating have excellent corrosion resistance, weather resistance and self-cleaning performance, the service life is greatly prolonged, and the arrangement provides technical support for the convenience and practicability of the steel structure.

Example 2

Referring to fig. 1 again, on the basis of embodiment 1, a reinforcing plate 7 is disposed on an inner side surface of a joint of the beam 6 and the support column 5, the reinforcing plate 7 is fixedly connected with the beam 6 and the support column 5 through a connecting assembly 8, the connecting assembly 8 includes a bolt and a butterfly nut, an external thread is disposed on an outer side of the bolt, and an internal thread matched with the external thread is disposed on an inner side of the butterfly nut. Particularly, the arrangement of the reinforcing plate is favorable for further improving the safety and stability of the steel structure; adopt butterfly nut cooperation bolt to fasten the operation, butterfly nut's structure is more handy, helps improving installation and dismantlement efficiency, provides technical support for the construction convenience of this steel construction.

Preferably, in a preferred technical solution of this embodiment, as shown in fig. 4, the butterfly nut includes a nut body 821, two wings 822 are symmetrically disposed at one end of the nut body 821, a protrusion 823 is annularly disposed on an outer circumference of the other end of the nut body 821, and a diameter of the protrusion 823 is larger than a diameter of the nut body 821. Further, the axial height of the projection 823 is 0.5 to 1.5mm, and the diameter of the projection 823 is 3 to 30mm larger than the diameter of the nut body 821. The outer circumference of the other end of the nut body is annularly provided with the bulge, so that the fastening contact area of the butterfly nut, the cross beam and the support column is increased, and the safety and stability of the reinforcing plate, the cross beam and the support plate are improved conveniently.

Example 3

On the basis of the embodiment 1 and/or the embodiment 2, a rubber buffer layer 10 is sleeved at the bottom of the surface of the supporting column 5, and the outer side of the rubber buffer layer 10 is fixedly connected with the supporting seat 2; further, wherein the rubber buffer layer includes the spring skeleton, and the spring skeleton intussuseption is filled with the rubber layer, and the surface on rubber layer is provided with polyurethane foam layer, and the elastic modulus of spring skeleton is higher than the elastic modulus on rubber layer. The rubber buffer layer can generate elastic deformation under the vibration effect, so that the longitudinal vibration problem of the steel structure is effectively reduced; simultaneously all set up the longitudinal section of the both sides of this rubber buffer layer into nonlinear line, should set up and can realize producing different elastic modulus or the coefficient of elasticity according to the vibrations dynamics of difference, further improved this rubber buffer layer's buffering antidetonation effect.

The above is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are also within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A fastening anti-seismic steel structure for building construction is characterized by comprising a base, wherein a supporting seat is fixedly connected to the top of the base, the supporting seat is of a hollow structure with an opening at the upper end, a buffer mechanism is arranged in the supporting seat and comprises an upper buffer block, a lower buffer block, a connecting block and a fixed column, the fixed column is arranged on two sides of the connecting block, the other end of the fixed column extends into the upper buffer block and the lower buffer block respectively, a buffer spring is sleeved on the fixed column, sliding grooves matched with the connecting block are formed in the upper ends of the two side walls of an inner cavity of the supporting seat, the buffer mechanism further comprises rubber pads arranged on the inner side walls of the sliding grooves, and compression springs are arranged between the rubber pads and the inner side walls of the sliding grooves; go up the top fixedly connected with limiting plate of buffer block, the top fixedly connected with support column of limiting plate, the top of support column runs through the supporting seat and extends to the top of supporting seat, the top fixedly connected with crossbeam of support column.

2. A fastening antidetonation steel construction for building construction according to claim 1, characterized in that, the medial surface of the junction of crossbeam and support column is provided with the reinforcing plate, the reinforcing plate passes through coupling assembling and crossbeam, support column fixed connection, coupling assembling includes bolt and butterfly nut, the outside of bolt is provided with the external screw thread, the inboard of butterfly nut is provided with the internal thread that the external screw thread matches.

3. A fastening anti-seismic steel structure for building construction according to claim 2, characterized in that the butterfly nut comprises a nut body, one end of the nut body is symmetrically provided with two butterfly wings, the outer circumference of the other end of the nut body is annularly provided with a bulge, and the diameter of the bulge is larger than that of the nut body.

4. A fastening earthquake-resistant steel structure for building construction as claimed in claim 3, wherein said axial height of said projection is 0.5-1.5mm, and the diameter of said projection is 3-30mm larger than the diameter of said nut body.

5. A fastening earthquake-resistant steel structure for building construction according to claim 4, wherein the foundation bolt is arranged on two sides of the top of the foundation, and the bottom of the foundation bolt penetrates through the foundation and extends to the bottom of the foundation.

6. A fastening antidetonation steel construction for building construction according to claim 1, characterized in that, the bottom cover on support column surface is equipped with the rubber buffer layer, the outside and the supporting seat fixed connection of rubber buffer layer.

7. A fastening antidetonation steel construction for building construction according to claim 6, characterized in that, the rubber buffer layer includes the spring skeleton, the spring skeleton intussuseption is filled with the rubber layer, the surface of rubber layer is provided with polyurethane foam layer, the elastic modulus of spring skeleton is higher than the elastic modulus of rubber layer.

8. A fastening antidetonation steel construction for building construction according to claim 7, characterized in that the outer surfaces of the base, the supporting seat, the supporting pillar, the reinforcing plate and the beam are all provided with fluorocarbon anticorrosive paint.