CN209243919U - A kind of strong frame frame structure - Google Patents

Abstract

The utility model discloses a kind of strong frame frame structure, including be located at building structure periphery several frame columns for being used to form strong border structure and several frame beams；And it is located at several inside casing columns for being used to form bearing wall and frame structure and interior grid beam inside building structure；Wherein, the column section of frame columns is greater than the column section of inside casing column, and the beam section of frame beam is greater than the beam section of interior grid beam.The strong frame frame structure of the utility model, undertakes biggish horizontal shear and tilting moment using strong border structure, and bearing wall and frame structure undertakes less horizontal shear and tilting moment, keeps the whole stress of strong frame frame structure more reasonable and targeted.Furthermore, when antiseismic, strong border structure can be used as first of anti-vibration defense lines, and bearing wall and frame structure is as second anti-vibration defense lines, therefore strong frame frame structure has the twice anti-vibration defense lines similar to frame shear wall structure system, it is more difficult to generate destruction or collapse in highlight lines area, effectively ensure the safety of building structure.

Description

A kind of strong frame frame structure

Technical field

The utility model relates to construction engineering technical field more particularly to a kind of strong frame frame structures.

Background technique

Currently, more than earthquake seven degree of areas (seismic acceleration 1.5g), octave or octaves area carry out tier building or When Designing Structures of High Rising Buildings, following several structure types are generallyd use:

The first is reinforced concrete frame structure, and this concrete frame structure is usually first true according to vertical bearing capacity The size in fixed column section, for column across identical column component, column section is essentially identical；When story drift is inadequate, can lead to Unified increase column section size and beam section size are crossed to meet the requirements.However, increasing it using unified increase beam cross-section The mode of lateral deformation stiffness, the first natural vibration period that will lead to original structure shorten, and rigidity increases, and seismic force also accordingly increases, from And cause new lateral displacement stiffness of structure insufficient；Meanwhile the entirety that unified increase beam cross-section not can increase original structure yet is antitorque Rigidity, that is, ordinary reinforced concrete frame structure is to be difficult to meet the calculating requirement in highlight lines area.

Second is complex high-rise frame-shear wall structure, in this frame shear wall structure, is mainly utilized Shear wall undertakes the seismic shear of the overwhelming majority, and frame is then used as second defence line, to undertake based on vertical load, because This, shear wall disposal in structural perimeter, can get preferable torsional rigidity and lateral deformation stiffness by this structural system.However, This frame shear wall structure system is applied in highlight lines area (such as the very long area of seven degree of areas, Characteristic Site Periods, octave The area Huo Jiudu, area) when, since shear wall is more dispersed, the rigidity of monolithic shear wall is excessive, and the seismic force of absorption is excessive, shear wall It is easy to generate destruction, it is more obvious in multilayer and small high-rise；Disperse unless shear wall piece is short, can just be not easy to produce in this way It is raw to destroy, but such structure narrow space in building function, arrange it is not flexible, using being functionally restricted, therefore should Structural system can not be widely suitable for the multi-rise building in highlight lines area.

The third is reinforced concrete frame braced structures, this structural system is that bracing members are arranged in structural perimeter, tool There is preferable torsional rigidity.However, its have the shortcomings that with Frame-Shear Wall it is similar, i.e., due to the rigidity of frame-brace structure Also larger, the seismic force of absorption is more, same as the frame column that bracing members are connected to be easy to produce destruction, especially bracing members and beam The node location of column.In addition also there is certain influence to building function and Facade form when bracing members are arranged on the outside of building, When indoor arrangement, the space for also influencing building is used.And diagonal brace node is also complex in terms of implementation of constructing, to construction team Technical requirements it is higher, therefore the utility ratio in multi-rise building is not equally high.

To sum up, be badly in need of design one kind can be suitable for Areas of High Earthquake Intensity area and have good anti-lateral displacement and it is antitorque just Degree, while internal use space is big, space is flexible and changeable, convenient and fast multi-rise building structure of constructing.

Utility model content

The utility model embodiment discloses a kind of strong frame frame structure, can be suitable for highlight lines area multilayer, Skyscraper, with good lateral deformation stiffness and torsional rigidity, while internal use space is big, space is flexible and changeable, applies Work is convenient.

The utility model provides a kind of strong frame frame structure comprising

Be arranged in building structure periphery several frame columns for being used to form strong border structure and several frame beams；And

Several inside casing columns for being used to form bearing wall and frame structure and interior grid beam inside the building structure are set；

Wherein, the column section of the frame columns is greater than the column section of the inside casing column, and the beam section of the frame beam is greater than The beam section of the interior grid beam.

Using this design, by increasing the column section of frame columns and the beam section of frame beam, while inside casing column is reduced The beam section of column section and interior grid beam can not only attract biggish seismic shear using the frame beam column with larger cross-section And tilting moment, additionally it is possible to the influence to interior building space is reduced since the section of the inside casing column and interior grid beam is reduced, from And the utilization rate of the interior space is significantly improved, so that the function arrangement of the interior space is more convenient.

As an alternative embodiment, the structure of the strong border structure is certainly in the embodiments of the present invention The period ratio that shakes is less than or equal to 0.85.

That is, being increased using by the beam section of the column section of frame columns and frame beam, and the column for being greater than inside casing column is cut The beam section of face and interior grid beam can effectively reduce integrally-built torsional cyclic, and then reduce integrally-built period ratio.

As an alternative embodiment, in the embodiments of the present invention, the column section of the frame columns and institute The bending stiffness ratio for stating the column section of inside casing column is 1: 3~15；The beam section of the frame beam and the beam of the interior grid beam are cut The bending stiffness ratio in face is 1: 3~15.

It can learn, above-mentioned frame columns can be made into combined steel and concrete column or reinforced column etc. as needed； Above-mentioned frame beam can be made into steel framed concrete beam or reinforced beam etc. as needed.

As an alternative embodiment, the rise-span ratio of the frame beam is greater than 1 in the embodiments of the present invention : 5, to form coupling beam.

Need to learn, due to the frame beam formed coupling beam, horizontal force generate the total internal force of internal force Zhan ratio compared with Therefore height when opposite side grid beam carries out force analysis and design, need to go to design according to the relevant calculation and detailing requiments of coupling beam.

As an alternative embodiment, in the embodiments of the present invention, the flat shape of the building structure For rectangle, the column section of the frame columns is rectangle, and building structure described in the long edge of the column section of any frame columns Plane side length direction be extended；The column section of the inside casing column is rectangle, and the column section of any inside casing column The short side of long side and the plane of the building structure is arranged in parallel.

As an alternative embodiment, in the embodiments of the present invention, four sides of the strong border structure Corner post is provided at angle, the column section of the corner post is square or rectangle, and the column section size of the corner post and institute The column section size for stating frame columns is equal.

As an alternative embodiment, the strong frame frame structure is also wrapped in the embodiments of the present invention Several floor constructions for connecting the strong border structure and the bearing wall and frame structure are included, each floor construction includes Several supporting beams and the floor layer being arranged in several supporting beams, the supporting beam are reinforced beam or girder steel, institute Stating floor layer is reinforced concrete floor, cassette ceiling or composite floor.

As an alternative embodiment, the supporting beam at least partially connects in the embodiments of the present invention Be connected between the frame columns and the inside casing column, and at least there are also the part supporting beam be connected to the frame beam with it is described Between interior grid beam.

Compared with prior art, the utility model embodiment has the advantages that

(1) safety of the more efficient building structure for guaranteeing highlight lines area.It is provided by the embodiment of the utility model strong Frame frame structure, the column section by the way that frame columns are arranged are greater than the column section of inside casing column, and the beam section of frame beam is greater than inside casing The beam section of beam enables the strong border structure formed by frame columns and frame beam to undertake relatively large horizontal shear and incline Torque is covered, and relatively fewer horizontal shear and tilting moment are undertaken by the bearing wall and frame structure that inside casing column and interior grid beam are formed, therefore So that the whole stress of entire strong frame frame structure more rationally has specific aim.Further, since strong border structure undertakes More horizontal shear and tilting moment, therefore, when antiseismic, strong border structure can be used as first of anti-vibration defense lines, and interior Frame structure is as second anti-vibration defense lines, so that strong frame frame structure has similar to frame shear wall structure system Twice anti-vibration defense lines are more difficult to generate destruction so that collapsing in highlight lines area, more can ensure that the safety of building structure.

(2) construction is simple, it is easy to implement.The strong frame frame structure of the utility model is relative to frame-generic structure The different from beam cross-section size and arrangement of reinforcement size, it is upper the same with frame-generic structure in construction implementation, so applying Work is simple, easy to implement.

(3) cheap.The strong frame frame structure of the utility model can effectively optimize the antidetonation of architectural structure system More vertical member and horizontal building material are both used in the most desirable position of building structure aseismatic stress (that is, strong side by ability Mount structure position).Therefore, the overall structure cost of the strong frame frame structure is more compared to cost for frame-generic structure It is cheap.

To sum up, the strong frame frame structure of the utility model has anti-seismic performance superior, and construction is simple, overall cost Cheaper advantage.

Detailed description of the invention

In order to illustrate more clearly of the technical scheme in the embodiment of the utility model, will make below to required in embodiment Attached drawing is briefly described, it should be apparent that, the drawings in the following description are merely some embodiments of the present invention, For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings Other attached drawings.

Fig. 1 is the structural plan figure of strong frame frame provided by the embodiment of the utility model；

Fig. 2 is the structure chart of strong frame frame structure provided by the embodiment of the utility model.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model It clearly and completely describes, it is clear that described embodiment is only the utility model a part of the embodiment, rather than whole realities Apply example.Based on the embodiments of the present invention, those of ordinary skill in the art institute without making creative work The every other embodiment obtained, fall within the protection scope of the utility model.

In the present invention, term " on ", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outside", " in ", "vertical", "horizontal", " transverse direction ", the orientation or positional relationship of the instructions such as " longitudinal direction " be orientation based on the figure or Positional relationship.These terms are not intended to limit indicated primarily to better describe the utility model and embodiment Device, element or component must have particular orientation, or be constructed and operated with particular orientation.

Also, above-mentioned part term is other than it can be used to indicate that orientation or positional relationship, it is also possible to for indicating it His meaning, such as term " on " also are likely used for indicating certain relations of dependence or connection relationship in some cases.For ability For the those of ordinary skill of domain, the concrete meaning of these terms in the present invention can be understood as the case may be.

In addition, term " installation ", " setting ", " being equipped with ", " connection ", " connected " shall be understood in a broad sense.For example, it may be solid Fixed connection, is detachably connected or monolithic construction；It can be mechanical connection, or electrical connection；It can be directly connected, either It indirectly connected through an intermediary, or is two connections internal between device, element or component.For this field For those of ordinary skill, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.

In addition, term " first ", " second " etc. are mainly used for distinguishing different devices, element or component (specifically Type and construction may it is identical may also be different), be not intended to show or implies meaning showing device, element or component Relative importance and quantity.Unless otherwise indicated, the meaning of " multiple " is two or more.

Attached drawing is combined below to be described in detail.

It is the structural representation of strong frame frame structure provided by the embodiment of the utility model please also refer to Fig. 1 and Fig. 2 Figure.Strong frame frame structure 100 provided by the embodiment of the utility model includes that being used to form by force for building structure periphery is arranged in Several frame columns 11 of border structure 10 and several frame beams 12, and be arranged in inside building structure and be used to form inner frame Several inside casing columns 21 and interior grid beam 22 of structure 20.Wherein, the column section of the frame columns 11 is greater than the column section of inside casing column 21, should The beam section of frame beam 12 is greater than the beam section of interior grid beam 22.

Strong frame frame structure 100 in the utility model can rely on the biggish column section of frame columns 11, frame beam 12 Biggish beam section is formed by strong border structure and its locating bezel locations, attracts biggish seismic shear and power of toppling Square, so that it is different from the problem that torsional rigidity is weak and the period is bigger existing for common frame structure；In addition, strong side Frame frame structure 100 is serious in the presence of being caused due to rigidity concentrations also different from the shear wall in frame shear wall structure The excessive bearing capacity instead of seismic force is inadequate, the problem of biasing destruction occurs.

Further, since the column section of the frame columns 11 in the utility model is significantly greater than the column section of inside casing column 21, frame The beam section of beam 12 is significantly greater than the beam section of interior grid beam 22, therefore, in middle shake and big shake analysis, with 12 head of frame beam First go out hinge, then part bearing wall and frame structure 20 22 beam-ends of interior grid beam go out cut with scissors, then there is column hinge, last inner frame in frame columns 11 The inside casing column 21 of structure 20 goes out the good failure mechanism cut with scissors, and the safety of structure of strong frame frame structure 100 is effectively ensured.

It needs to learn, the strong frame frame structure in the utility model embodiment should meet " skyscraper concrete Structure technology regulation " in JGJ3 for the maxi-mum height of frame structure, i.e., the building height of the strong frame frame structure is in earthquake Seven degree of areas should be no more than 70m, and the building height in earthquake octave area should be no more than 50m, and the building height in nine degree of areas of earthquake is answered No more than 35m.In addition, the strong frame frame structure of the utility model embodiment is it is not recommended that for six degree of areas of earthquake and non-antidetonation Area.

Wherein, since the strong border structure undertakes more horizontal earthquake shearing, the column sections of frame columns and frame beam Beam section is larger compared to the beam cross-section in common frame structure, thus the seismic force ratio that absorbs of strong border structure between Between the shear wall of frame shear wall structure and the outer rim of frame-generic structure, that is, the seismic force that the frame columns absorb is opposite For shear wall less and uniformly, and seismic force that the frame absorbs is more for the frame of frame-generic structure and have needle To property.

Specifically, when the interlayer of the story drift of the strong frame frame structure of the utility model and common frame structure When angle of displacement is equal, the first natural vibration period of the strong frame frame structure substantially with the first natural vibration period of common frame structure It is of substantially equal, and the antitorque natural vibration period for being then much smaller than common frame structure antitorque natural vibration period of strong frame frame structure, That is, the antitorque overall stiffness of the strong frame frame structure of the utility model is rigid much larger than the antitorque entirety of common frame structure Degree.

Similarly, the first natural vibration period of structure of the strong frame frame structure of the utility model is greater than corresponding frame-shearing First natural vibration period of wall construction, while the overall stiffness of strong frame frame structure is less than corresponding frame shear wall structure Overall stiffness.Wherein, which refers to the interior of the bearing wall and frame structure corresponding to strong frame frame structure Frame column, the cross-sectional sizes of interior grid beam are constant, while peripheral frame beam cross-section and inner frame beam cross-section are of substantially equal, and in week The structural system of side increase shear wall.

It needs to learn, the bearing wall and frame structure undertakes the horizontal earthquake shearing of relatively small amount, therefore, the inside casing column Column section and the interior grid beam beam section size mainly controlled by the axial compression ratio of vertical load.That is, The column section of inside casing column in the utility model embodiment and the beam section of interior grid beam may be designed to common compared to corresponding Frame structure in inside casing column column section and interior grid beam beam section it is small.

In the present embodiment, the column section for forming the frame columns 11 of the strong border structure 10 can be according to the entirety of building structure Performance indicator determines, that is to say, that the period ratio of the strong border structure 10 can be set to be less than or equal to 0.85.Preferably, The period ratio of the strong border structure 10 is 0.75.It is understood that in other embodiments, the period of the strong border structure 10 Than may also be configured to 0.7 or 0.8 etc..

As an implementation, the flat shape of the building structure (that is, strong frame frame structure 100) is rectangle, side The column section of frame column 11 is also rectangle, and the side length of the long edge building structure of the column section of frame columns 11 is extended, to add Rigidity of the strong building structure on periphery.The column section of inside casing column 21 is also rectangle, the long side of 21 column of inside casing column preferably with building structure The short side of rectangle plane be arranged in parallel；It is corresponding, the rectangle plane of the short side and building structure of the column section of the inside casing column 21 Long side is arranged in parallel, and to realize the building structure of rectangle, rigidity is close or identical in two directions.It is understood that conduct The flat shape of another embodiment, the building structure can also be approximating square, at this point, the column section of the frame columns 11 can Column section for rectangle, inside casing column 21 can be set to square.

Further, the flexural rigidity of section ratio of the column section of the column section of frame columns 11 and inside casing column 21 is preferably 1: 3 ~15, the flexural rigidity of section ratio of the beam section of the beam section of frame beam 12 and interior grid beam 22 is also preferably 1: 3~15.It is preferred that The bending stiffness ratio on ground, the column section of the column section and inside casing column 21 of the frame columns 11 is adjusted to 1: 7 or so, frame beam 12 The bending stiffness ratio of beam section and the beam section of interior grid beam 22 is adjusted to 1: 8 or so, for example, working as the column section ruler of frame columns 11 It is very little be 900mmx1200mm when, the column cross-section size of the inside casing column 21 can be 550mmx750mm.It is understood that at other In embodiment, the ratio of the flexural rigidity of section of the column section of the column section of the frame columns 11 and the inside casing column 21 can also for 1: 4, 1: 5,1: 6,1: 8,1: 9,1: 10,1: 11,1: 12,1: 13,1: 14 or 1: 15 etc..Similarly, the beam section of the frame beam 12 with should The flexural rigidity of section ratio of the beam section of interior grid beam 22 can also be 1: 4,1: 5,1: 6,1: 7,1: 9,1: 10,1: 11,1: 12,1 : 13,1: 14 or 1: 15 etc..

In the present embodiment, four edges of the strong border structure 10 are provided with corner post 13, each corner post 13 Column section is approximating square, and the column section area of the corner post 13 is equal to the column section area of frame columns 11, to reinforce The rigidity of structure of building structure edge.It is understood that in other embodiments, the column section area of the corner post 13 may be used also It is greater than or is slightly less than the column section area of the frame columns 11.

Further, the rise-span ratio of the frame beam 12 is greater than 1: 5, to form coupling beam.Since coupling beam has, span is small, section Therefore the advantages that big, when the frame beam 12 is designed as coupling beam, can effectively enhance the rigidity of strong border structure 10.

In the present embodiment, since the column section of frame columns 11 is greater than the column section of inside casing column 21, the beam of frame beam 12 is cut Face is greater than the beam section of interior grid beam 22, i.e., strong border structure 10 has biggish lateral deformation stiffness, therefore, can be in design Suitably reduce the lateral deformation stiffness of the bearing wall and frame structure, that is to say, that the lateral deformation stiffness of reduction bearing wall and frame structure can be passed through To reduce the column section of inside casing column 21 and the beam section of interior grid beam 22.Preferably, the column section size of inside casing column 21 can be according to full Week under its own internal vertical uniform load q of foot, therefore, the column section of inside casing column 21 may be designed to compare than requiring The column section of inside casing column 21 in common frame structure is smaller.In the case, since the column section of inside casing column 21 is smaller, Therefore, smaller for the influence of interior building space, to effectively improve the utilization rate of interior construction spacing, and then conveniently build Build the function arrangement of space interior.

In the present embodiment, strong frame frame structure 100 further includes for connecting strong border structure 10 and bearing wall and frame structure 20 several floor constructions (not shown), each floor construction include several supporting beams 31 and are arranged in several supports Floor layer (not shown) on beam 31, each supporting beam 31 are reinforced beam or girder steel, and each piece of floor layer is Reinforced concrete floor, cassette ceiling or composite floor etc..For each floor layer, at least part supporting beam 31 is connected to The frame columns 11 of strong border structure 10 and the inside casing column 21 of bearing wall and frame structure 20, and be at least connected to by force there are also part supporting beam 31 The frame beam 12 of border structure 10 and the interior grid beam 22 of bearing wall and frame structure 20, are connected to adjacent inside casing in addition it can setting unit Supporting beam 31 between beam 22.

Further, the supporting beam 31 for being connect in floor layer with strong border structure 10 and bearing wall and frame structure 20, that is, with The supporting beam 31 that frame columns 11 and inside casing column 21 connect, one end which connect with frame columns 11 are just to connect, the support The other end that beam 31 is connect with inside casing column 21 is also just to have connect.

In the present embodiment, it can be set according to practical building structure at the position of corner post 13 in strong border structure 10 It is equipped with the partition wall etc. of staircase, escalator or building.

Strong frame frame structure provided by the embodiment of the utility model, the column section by the way that frame columns are arranged are greater than inside casing column Column section, the beam section of frame beam is greater than the beam section of interior grid beam, so that the strong frame knot formed by frame columns and frame beam Structure can undertake relatively large horizontal shear and tilting moment, and be undertaken by the bearing wall and frame structure that inside casing column and interior grid beam are formed Relatively fewer horizontal shear and tilting moment, so that the whole stress of entire strong frame frame structure more rationally has Specific aim.Further, since strong border structure undertakes relatively large number of horizontal shear and tilting moment, therefore, when antiseismic, by force Border structure can be used as first of anti-vibration defense lines, and bearing wall and frame structure is as the second anti-vibration defense lines, so that strong frame frame structure With the twice anti-vibration defense lines for being similar to frame shear wall structure system, be more difficult to generate destruction in highlight lines area so that Collapse, more can ensure that the safety of building structure.

Meanwhile the strong frame frame structure of the utility model is in beam cross-section size relative to frame-generic structure Different from, it is upper the same with frame-generic structure in construction implementation, so construction is simple, easy to implement.

In addition, the strong frame frame structure of the utility model can effectively optimize the shock resistance of architectural structure system, it will More vertical member and horizontal building material are both used in the most desirable position of building structure aseismatic stress (that is, strong frame knot Structure).Therefore, the overall structure cost of the strong frame frame structure is more cheap compared to cost for frame-generic structure.

To sum up, the strong frame frame structure of the utility model has anti-seismic performance superior, and construction is simple, overall cost Cheaper advantage.

A kind of strong frame frame structure disclosed in the utility model embodiment is described in detail above, is answered herein The principles of the present invention and embodiment are expounded with specific case, the explanation of above example is only intended to sides Assistant solves the method and its core concept of the utility model；At the same time, for those skilled in the art is practical new according to this The thought of type, there will be changes in the specific implementation manner and application range, in conclusion the content of the present specification should not manage Solution is limitations of the present invention.

Claims (7)

1. a kind of strong frame frame structure, which is characterized in that including

Be arranged in building structure periphery several frame columns for being used to form strong border structure and several frame beams；And

Several inside casing columns for being used to form bearing wall and frame structure and interior grid beam inside the building structure are set；

Wherein, the column section of the frame columns is greater than the column section of the inside casing column, and the beam section of the frame beam is greater than described The beam section of interior grid beam；The flat shape of the building structure is rectangle, and the column sections of the frame columns is rectangle, and any institute The side length direction for stating the plane of building structure described in the long edge of the column section of frame columns is extended；The column of the inside casing column is cut Face is rectangle, and the short side of the long side and the plane of the building structure of the column section of any inside casing column is arranged in parallel；Institute Stating building structure is high building structure.

2. strong frame frame structure according to claim 1, it is characterised in that: the structure self-vibration week of the strong border structure Phase ratio is less than or equal to 0.85.

3. strong frame frame structure according to claim 1, it is characterised in that: the column section of the frame columns with it is described interior The bending stiffness ratio of the column section of frame column is 1:3~15；The beam section of the frame beam and the beam section of the interior grid beam Bending stiffness ratio is 1:3~15.

4. strong frame frame structure according to any one of claims 1 to 3, it is characterised in that: the frame beam it is high across Than being greater than 1:5, to form coupling beam.

5. strong frame frame structure according to any one of claims 1 to 3, it is characterised in that: the strong border structure Four edges are provided with corner post, and the column section of the corner post is square or rectangle, and the column section area of the corner post is big It is small equal with the column section size of the frame columns.

6. strong frame frame structure according to claim 1, it is characterised in that: the strong border structure further includes for connecting Several floor constructions of the strong border structure and the bearing wall and frame structure are connect, each floor construction includes several supports Beam and the floor layer being arranged in several supporting beams, the supporting beam are reinforced beam or girder steel, the floor layer For reinforced concrete floor, cassette ceiling or composite floor.

7. strong frame frame structure according to claim 6, it is characterised in that: the supporting beam is at least partially attached to Between the frame columns and the inside casing column, and the frame beam and the inside casing at least are connected to there are also the part supporting beam Between beam.