WO2016086481A1

WO2016086481A1 - House structure and construction method therefor

Info

Publication number: WO2016086481A1
Application number: PCT/CN2014/095403
Authority: WO
Inventors: 武发德; 尹稷华; 杨秀红; 宫大壮; 易艳丽; 范一欢; 段慧莹; 王林伟; 季宇; 郭海峰
Original assignee: 北新集团建材股份有限公司; 北新房屋有限公司
Priority date: 2014-12-05
Filing date: 2014-12-29
Publication date: 2016-06-09
Also published as: CN104963408A; CN104963408B

Abstract

A house structure and a construction method therefor. The house structure comprises a main structure (10) and a plurality of roof truss structures (20). The main structure (10) comprises steel columns (1), H-shaped steel beams (2), inner walls (3) and outer walls (4). Each roof truss structure (20) comprises a lower chord (201), an upper chord (202), a base brace (203), a first connector (20a) and a second connector (20b). The base brace (203) is arranged at an intersection point of the lower chord (201) and a middle H-section steel beam (22), and is fixedly connected to the middle H-section steel beam (22) through the first connector (20a). The second connector (20b) is used for connecting the end portion of the lower chord (201), the side H-section steel beam (21) and the outer wall (4). The construction method for the house structure comprises a construction method for the main structure and a construction method for the roof truss structure. The house structure is convenient to install and has better stability and weight capacity.

Description

House structure and construction method thereof

The present application claims priority to Chinese Patent Application No. 2014-0740829.5, filed on Dec. 5, 2014, the entire disclosure of which is incorporated herein by reference. in.

Technical field

The invention relates to the field of integrated house technology, in particular to a house structure and a construction method thereof.

Background technique

At present, integrated houses have been widely used for their short construction period, safety and reliability, low environmental pollution and beautiful appearance.

In the integrated housing system, there are two types of steel structure systems and thin steel structure systems. Among them, the steel structure system is a steel building structural member, such as H-shaped steel, which is a residential building system with basic load-bearing members. Since the structural system is composed of, for example, H-shaped steel, the structural system has a large amount of steel and a high cost. The thin steel structure system is a residential building system with a thin steel plate structure as the basic load-bearing member. The structural system uses a thin steel plate structure as the basic load-bearing member, and its steel consumption is relatively small, but its stability is lower than that of the steel structure system.

Then, in the field of integrated housing, providing an integrated housing system that can ensure the stability of the house and save the steel consumption and save the cost is an urgent technical problem to be solved.

Summary of the invention

In view of the above problems, an object of the present invention is to provide a connection structure of a house that solves the above problems and a construction method thereof.

The invention provides a house structure, characterized in that the house structure comprises a main body structure and a plurality of roof truss structures;

The main structure comprises a steel column fixedly connected to a steel beam between two steel columns, the work steel beam comprises a side work steel beam and a middle work steel beam; An inner wall between the central structural steel beams, an outer wall located outside the steel column and the side-shaped steel beam and spaced apart from the steel column by a first predetermined distance; the inner wall including an inner wall Cold-formed thin-walled C-shaped steel keel, the outer wall comprising an outer wall cold-formed thin-walled C-shaped steel keel; the steel column and the outer wall being fixedly connected with the foundation beam or the floor slab;

The roof truss structure includes a lower chord, a upper chord, a base web, a first connecting member, and a second connecting member; the base web is disposed at an intersection of the lower chord and the middle-shaped steel beam, the lower chord and The middle-shaped steel beam at the intersection point And being fixedly connected by the first connecting member; the second connecting member is configured to connect the end of the lower chord, the side-shaped steel beam and the outer wall.

Wherein the web of the basic web is fixedly connected to the side plate of the lower string by a bolt; and the first joint is fixedly connected at the intersection of the middle beam and the lower string, the first A connecting member includes a first plate member having a concave flat plate structure and a second plate member having a rectangular flat plate structure, the first plate member of the first connecting member being fixedly coupled to the side plate of the lower string and the first plate The recess of the piece corresponds to the position of the lower end of the base web and the lower chord. The second plate of the first connector is fixedly coupled to the upper flange of the central steel beam.

Wherein, at the end of the roof truss, the side-shaped steel beam, and the node of the outer wall, the second connecting member is fixedly connected, and the second connecting member comprises a first plate member and a second plate each having a rectangular flat plate structure. a plate member, the first end of the first plate member is fixedly connected to a portion of the first end of the second plate member; the first plate member of the second connecting member is fixedly connected to the side plate of the lower string, One end of the second plate adjacent to the first plate member is fixedly connected with the upper flange plate of the side I-beam, away from the end of the first plate and the keel of the outer wall end Or the wooden side is fixedly connected.

Wherein, the adjacent base webs are evenly disposed with N auxiliary webs parallel to the base webs, wherein N is an integer greater than zero; the auxiliary webs are cold-formed thin-walled C-shaped steel Connected between the lower chord and the upper chord; the value of N is positively related to the distance between adjacent steel beams;

Or; adjacent to the adjacent base rods, N auxiliary abutments parallel to the base webs are evenly disposed, wherein N is an integer greater than zero; the auxiliary webs are cold-formed thin-walled C-shaped steel Connected between the lower chord and the upper chord; the value of N is positively related to the distance between adjacent steel beams; adjacent auxiliary ribs are also connected to each other Between the lower chord and the upper chord, two oblique webs forming a chevron shape, or adjacent ones of the auxiliary webs are provided with a diagonal web connected between the lower chord and the upper chord and each oblique belly The angle of inclination of the rods is not exactly the same.

Wherein, the steel column is provided with the outer wall on the outer side: the main structure further comprises a retaining wall disposed on an outer side of the steel column and spaced apart from the steel column by a second predetermined distance; The retaining wall comprises two retaining wall keels respectively located at two ends of the retaining wall and a gypsum board connected to the outer side of the flange plate of the retaining wall keel, the retaining wall keel being a cold-formed thin-walled C-shaped steel When the retaining wall is vertically connected to the inner wall or the outer wall, the web of the keel of the retaining wall of the retaining wall is fixedly connected with the inner wall or the outer wall; At the retaining wall node, the flange plate of the keel of the retaining wall in one wall is fixedly connected with the web of the keel of the retaining wall in the other retaining wall.

Wherein, the steel column is provided with the inner wall on the outer side: the main body structure further comprises a retaining wall disposed on an outer side of the steel column and spaced apart from the steel column by a third predetermined distance, the circumference The retaining wall includes the keel of the retaining wall;

The retaining wall perpendicular to the inner wall includes a retaining wall keel, and the web of the retaining wall keel is fixedly connected to the inner wall;

A retaining wall parallel to the inner wall includes two retaining wall keels respectively located at two ends of the retaining wall, the two enclosures The outer side of the wall keel is fixed with a gypsum board, and the web of the keel of the retaining wall parallel to the inner wall and the flange of the keel of the retaining wall perpendicular to the inner wall of the inner wall are fixedly connected to the gypsum board The board, wherein the wall keel is a cold-formed thin-walled C-shaped steel.

Wherein, when the steel column is a steel column, the length of the upper flange plate is in the range of 300 to 400 mm, the length of the web is in the range of 300 to 400 mm, and the thickness is in the range of 10 to 20 mm. When the steel column is a square steel column, the length of the side length of the section is in the range of 300 to 400 mm, and the length of the web of the cold-formed thin-walled C-shaped steel keel of the inner wall is in the range of 70 to 80 mm. The length of the web of the cold-formed thin-walled C-shaped steel keel of the outer wall is in the range of 80 to 100 mm.

The first preset distance or the second preset distance or the third preset distance ranges from 5 to 100 mm.

The present invention also provides a method for constructing the above-mentioned house structure, which comprises a main body structure construction method and a roof frame structure construction method;

The main structure construction method includes:

Step 101, fixing a steel column and a foundation beam;

Step 102, fixing a connecting steel beam between the steel columns;

Step 103: The outer wall is disposed on the outer side of the steel column at a first predetermined distance from the steel column, and the outer wall is fixedly connected with the foundation beam or the floor beam, and the structural steel beam is fixed Install the interior wall;

Step 104, installing a retaining wall on the outer side of the steel column;

The method for constructing the roof truss structure comprises:

Step 201, determining the number M of the middle I-beams spanned at the installation position of the truss structure, according to the M central I-beams and the two side I-beams spanned by the truss at the installation node The position determines the M bolt positions on the lower chord to be connected to the basic web, the M bolt positions are marked on the side plates of the lower chord, and M foundations are sequentially installed by bolts at the M bolt positions of the lower chord a web, the upper end of the M basic webs is fixedly connected to the upper string by bolts;

Step 202, lifting the roof truss structure to the top of the main structure;

Step 203, the M first connecting members are sequentially installed at the M bolt positions, the first plate of the first connecting member is fixedly connected with the lower chord side plate and the recessed portion corresponds to the bolt Positioning, the second plate member of the first connecting member is fixedly connected to the middle I-beam;

Step 204, the two second connecting members are respectively installed at the side I-beam, the first plate of the second connecting member is fixedly connected with the side plate of the lower string, and the second connecting member is One end of the second plate adjacent to the first plate member is fixedly connected with the upper flange plate of the side I-beam, and the second plate of the second connector is away from the first One end of the plate is fixedly connected to the keel or wood at the upper end of the wall.

Wherein, in the step 104, when the retaining wall is installed on the outer side of the steel column, the web of the keel of the retaining wall in the retaining wall that is to be vertically connected to the outer wall is fixedly connected with the outer wall, and the two walls are protected. At the junction of the wall, the flange plate of the keel of the surrounding wall of the surrounding wall is fixedly connected with the web of the keel of the surrounding wall of the other surrounding wall.

Advantageous effects of the present invention include:

First, the present invention uses a combination of a heavy steel steel column and a light-steel wall keel of a cold-formed thin-walled steel to achieve the effect of saving steel and facilitating installation while ensuring the stability and load-bearing capacity of the main structure.

2. In the present invention, the steel column and the outer wall are fixedly connected with the foundation beam or the floor beam, but there is no connection between the two, which obviously improves the convenience of construction. In particular, when there are natural disasters such as earthquakes, the steel columns and the outer walls that play the main supporting role do not affect each other. For example, the integrated house provided by the present invention does not cause the deformation of the outer wall due to the distortion of the steel column due to the earthquake, thereby increasing the stability of the house. During the major earthquake, the collapse of the house was delayed and the escape time was extended.

3. In the present invention, the intersection point of the I-beams traversed by the roof truss and the roof truss is taken as the main node, and the webs fixedly connected with the lower chords by bolts are arranged on the joints, and concave plates which can avoid the bolts are provided. As the first plate member of the first connecting member, the lower string is fixedly connected to the I-beam at the node by the first connecting member. In the present invention, the bolts on the joint for connection with the web are cleverly avoided by the recessed position in the concave plate member, so that the above-mentioned nodes become effective nodes for forming a stable support.

4. In the present invention, for the special configuration of the steel column and the outer wall, a second connecting member for fixing the end of the truss is designed, and the truss end, the structural steel beam and the outer wall are effectively fixed, so that the truss and the main body The connection of the structure is stable, strong and beautiful.

The invention effectively improves the installation convenience of the main structure and the roof truss and the stability of the connection between the truss and the main structure while ensuring the stability and the bearing capacity.

DRAWINGS

The accompanying drawings, which are incorporated in FIG In the drawings, like reference numerals are used to refer to the like. The drawings in the following description are some embodiments of the invention, rather than all embodiments. Other figures may be obtained from those of ordinary skill in the art in light of the inventive work.

1 is a schematic structural view of a house structure 100;

2 is a schematic view showing the connection structure of the truss structure 20 and the I-beam 2 of the main structure 10;

Figure 3a is a schematic structural view of the first connecting member 20a;

Figure 3b is a schematic structural view of the second connecting member 20b;

Figure 4 is a schematic view of the structural node of the steel column 1 at the corner of the house and the outer wall;

Figure 5 is a schematic view showing the structural node of the steel column 1 at the middle of the outer wall of the house and the outer wall;

Figure 6 is a schematic view of the structural node of the steel column 1 at the middle of the house and the inner wall 3;

FIG. 7 is a flow chart of a method of constructing a building structure 100.

detailed description

The technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the drawings in the embodiments of the present invention. It is a partial embodiment of the invention, and not all of the embodiments. All other embodiments obtained by those skilled in the art based on the embodiments of the present invention without creative efforts are within the scope of the present invention. It should be noted that, in the case of no conflict, the features in the embodiments and the embodiments in the present application may be arbitrarily combined with each other.

The main idea of the invention is to use a combination of a heavy steel steel column and a light-steel wall keel of cold-formed thin-walled steel to fix the steel column and the outer wall to the foundation beam or the floor beam, but between the two No connection, while ensuring the stability and load-bearing capacity of the main structure, the installation is convenient.

FIG. 1 is a schematic structural view of a house structure 100. The house structure 100 includes a main structure 10 and a plurality of truss structures 20.

The main structure 10 comprises a steel column 1, a steel beam 2 fixedly connected between two steel columns 1, an inner wall 3 between the steel column 1 and the steel beam, an outer part of the steel column 1 and a steel column 1 an outer wall 4 spaced apart by a predetermined distance; the steel beam 20 comprises a side-shaped steel beam 21 and a middle-shaped steel beam 22; the inner wall 3 comprises an inner wall cold-formed thin-walled C-shaped steel keel, and the outer wall 4 includes an outer wall The wall is cold-formed thin-walled C-shaped steel keel; the steel column 1 and the outer wall 4 are fixedly connected with the foundation beam or the floor beam.

The truss structure 20 includes a lower chord 201, an upper chord 202, a basic web 203, a first connecting member 20a, and a second connecting member 20b. The basic web 203 is disposed at an intersection of the lower chord 201 and the central steel beam 22, and the lower chord 201 is The central structural steel beam (22) is fixedly connected at the intersection point by the first connecting member (20a); the second connecting member 20b is for connecting the end of the lower chord 201, the side-shaped steel beam 21 and the outer wall 4.

The steel column 1 may be a heavy steel column such as a steel column or a rectangular steel column.

The size of each component in the house structure 100 can be set according to the bearing capacity of the house. A typical example is as follows: when the steel column 1 is a steel column, the length of the flange plate on the section is in the range of 300 to 400 mm, and the web The length is in the range of 300 to 400 mm and the thickness is in the range of 10 to 20 mm; when the steel column 1 is a square steel column, the length of the upper side of the section is in the range of 300 to 400 mm. The length of the web of the cold-formed thin-walled C-shaped steel keel of the inner wall is in the range of 70 to 80 mm, and the length of the web of the cold-formed thin-walled C-shaped steel keel of the outer wall is in the range of 80 to 100 mm.

In the present structure, the number of the basic webs 203 is at least one, and the number shown in the drawings is for illustrative purposes only. The number of the base webs 203 in the specific application may be set according to the span of the roof truss.

2 is a schematic view showing the connection structure of the truss structure 20 and the I-beam 2 of the main structure 10. The lower chord 201 and the upper chord 202 are both of a cross section, and the webs of the base web 203 and the side plates of the lower chord 201 are fixedly connected by a bolt. The first connecting member 20a includes a first plate member having a concave flat plate structure and a second plate member having a rectangular flat plate structure, at a point of intersection of the central work steel beam 22 and the lower chord 201. The first plate member of a connecting member 20a is fixedly coupled to the side plate of the lower chord 201 and the recessed portion of the first plate member corresponds to the position of the bolt connecting the lower end of the base web 203 and the lower chord 201, the second of the first connecting member 20a The plate member is fixedly coupled to the upper flange plate of the central work steel beam 22.

The truss connector 20a includes a first plate 31 that is a concave flat plate structure and a second plate member 32 that is a rectangular flat plate structure. The first end 311 of the first plate member 31 is fixedly coupled to the first end 321 of the second plate member 32 and constitutes a right angle bent structure. The first end 311 of the first plate member 31 is the same length as the first end 321 of the second plate member 32. A through hole for connecting the side plates of the lower chord of the truss is provided on the first plate member 31, and a through hole for connecting the upper flange plate of the I-beam is provided on the second plate member 32. The diameter of the through hole in the second plate member 32 is larger than the diameter of the through hole on the first plate member 31. The fixed connection manner of the first plate member 31 and the second plate member 32 in the first connecting member 20a may be a welding manner or both. The diameter of the through hole on the truss connector 20a can be set in various manners. A typical arrangement is as follows: the through hole of the side plate provided on the first plate for connecting the lower chord of the truss has a diameter of 5 mm, The through hole provided in the second plate member for connecting the upper flange plate of the I-beam is 14 mm in diameter.

At the end of the truss 20, the side-shaped steel beam 21, and the node of the outer wall 4, the second connecting member 20b is fixedly connected. FIG. 3 is a schematic structural view of the second connecting member 20b, and the second connecting member 20b includes a first plate member 41 and a second plate member 42 of a rectangular flat plate structure, the first end of the first plate member 41 is fixedly connected to a portion of the first end of the second plate member 42; the second connecting member 20b is A plate member 41 is fixedly connected to the side plate of the lower chord 201. One end of the second plate member 42 adjacent to the first plate member 41 is fixedly connected with the upper flange plate of the side I-beam 21, away from the end of the first plate member. It is fixedly connected with the keel or wooden side at the upper end of the outer wall 4.

To enhance the stability of the truss, an auxiliary web is placed between adjacent base webs 203. In the truss structure, the auxiliary web can be set in one of the following ways:

The first type: N adjacent auxiliary webs 203 are evenly disposed with N auxiliary webs parallel to the base web 203, wherein N is an integer greater than zero; the auxiliary web is cold-formed thin-walled C-shaped steel, connected Between the lower chord 201 and the upper chord 202; the value of N is positively related to the distance between adjacent steel beams 1;

The second type: N adjacent auxiliary webs 203 are evenly disposed with N auxiliary webs parallel to the base web 203, wherein N is an integer greater than zero; the auxiliary web is cold-formed thin-walled C-shaped steel, connected Between the lower chord 201 and the upper chord 202; the value of N is positively related to the distance between adjacent steel beams 1; adjacent auxiliary louvers are also disposed between the lower chord 20 and the upper chord 21 Two oblique webs constituting the chevron shape, or a diagonal web connected between the lower string 20 and the upper string 21 is disposed between the adjacent auxiliary webs, and the inclination angles of the diagonal webs are not completely the same.

In the main structure 10, the inner wall 3 comprises, in order, an inner wall cold-formed thin-walled C-shaped steel keel (embedded glass wool), a refractory gypsum board, a water-resistant putty, and a paint. The outer wall 4 includes: an outer wall cold-formed thin-walled C-shaped steel keel (embedded glass wool), a structural plate, a vapor-proof moisture-proof membrane, an insulation board, a vertically ventilated wooden keel, and an outer wall hanging board.

The main structure 10 will be described in detail below through three embodiments.

Embodiment 1

Figure 4 is a schematic view of the structural nodes of the steel column 1 and the outer wall when it is located at the corner of the house. The outer wall 4 is provided on both sides of the steel column 1. There is a certain first preset distance between the steel column 1 and the outer wall 4, and the preset distance may be a minimum of 8 to 10 mm. Of course, it can be determined according to actual needs, for example, the setting can be selected between 5 and 100 mm. A wall 5 is provided outside the other two sides of the steel column 1. There is a certain second predetermined distance between each of the retaining walls 5 and the steel column 1. The second preset distance can be set according to actual needs, for example, the setting can be selected between 5-100 mm. And the second preset distance between each of the retaining walls 5 and the steel column 1 may be the same or different. Each of the retaining walls 5 includes two retaining wall keels 51 respectively located at both ends of the retaining wall 5 and a gypsum board attached to the outer side of the flange plate of the retaining wall keel 51. The retaining wall keel 51 is a cold-formed thin wall. C-shaped steel. The web of the keel 51 of the retaining wall 5 which is perpendicularly connected to the outer wall 4 is fixedly connected with the outer wall 4, the intersection of the two retaining walls 5, and the flange of the keel 51 of the retaining wall 5 The plate is fixedly connected to the web of the keel 51 of the other retaining wall 5.

Embodiment 2

Fig. 5 is a schematic view showing the structural nodes of the steel column 1 and the outer wall when the steel column 1 is located in the middle of the outer wall of the house. An outer wall 4 is disposed outside one side of the steel column 1. There is a certain first preset distance between the steel column 1 and the outer wall, and the first preset distance may be a minimum of 8 to 10 mm. Of course, it can be determined according to actual needs, for example, the setting can be selected between 5 and 100 mm. A wall 5 is provided outside the other three sides of the steel column 1. There is a certain second predetermined distance between each of the retaining walls 5 and the steel column 1. The second preset distance can be set according to actual needs, for example, the setting can be selected between 5-100 mm. And the second preset distance between each of the retaining walls 5 and the steel column 1 may be the same or different. Each of the retaining walls 5 includes two retaining wall keels 51 respectively located at both ends of the retaining wall 5 and a gypsum board attached to the outer side of the flange plate of the retaining wall keel 51. The retaining wall keel 51 is a cold-formed thin wall. C-shaped steel. The web of the keel 51 of the retaining wall 5 which is perpendicularly connected to the outer wall 4 is fixedly connected with the outer wall 4, the intersection of the two retaining walls 5, and the flange of the keel 51 of the retaining wall 5 The plate is fixedly connected to the web of the keel 51 of the other retaining wall 5.

Embodiment 3

Figure 6 is a schematic view of the structural node of the steel column 1 at the middle of the house and the inner wall 3. The inner wall 3 is respectively provided in the middle of the two side faces of the steel column 1. The four retaining walls 5 perpendicular to the inner wall 3 each include a retaining wall keel 51. The retaining wall keel 51 is a cold-formed thin-walled C-shaped steel, and the web of the retaining wall keel 51 is fixedly connected to the inner wall 3. The two retaining walls 5 parallel to the inner wall 3 each include two retaining wall keels 51 respectively located at two ends of the retaining wall 5, and the outer sides of the two retaining wall keels 51 are fixed with plaster The plate, parallel to the web 5 of the inner wall 3, and the web of the keel 51 which is perpendicular to the inner wall 3 of the inner wall 3 are fixedly connected to the gypsum board. There is a certain third predetermined distance between each of the retaining walls 5 and the steel column 1. The third preset distance can be set according to actual needs, for example, the setting can be selected between 5-100 mm. And the third preset distance between each of the retaining walls 5 and the steel column 1 may be the same or different.

In the above embodiment, the length of the web of the retaining wall keel 51 is smaller than the length of the web of the cold-formed thin-walled C-shaped steel keel of the inner wall or the length of the web of the cold-formed thin-walled C-shaped steel keel of the outer wall.

FIG. 7 is a flow chart of a method of constructing a building structure 100. The construction method includes a main structure construction method and a roof structure construction method;

The main structure construction method includes:

Step 101, the steel column 1 is fixedly connected to the foundation beam;

Step 102, fixedly connecting the steel beam 2 between the steel columns 1;

Step 103, the outer wall 4 is disposed on the outer side of the steel column 1 at a predetermined distance from the steel column 1, and the outer wall 4 is fixedly connected with the foundation beam or the floor beam, and the inner wall is installed between the steel beams 2 3;

Step 104, installing a retaining wall 5 on the outer side of the steel column 1;

The truss structure construction method includes:

Step 201, determining the number M of the middle I-beams 22 spanned at the installation location of the truss structure 20, according to the M central I-beams 22 and the two side I-beams 21 spanned by the truss at the installation node The position determines the M bolt positions on the lower chord 201 to be connected to the base web 203, the M bolt positions on the side plates of the lower chord 201, and the M base webs 203 in the middle of the M bolt positions of the lower chord. , the upper ends of the M basic webs are fixedly connected to the upper chords 202 by bolts;

Step 202, lifting the truss structure 20 to the top of the main structure 10;

Step 203, the M first connecting members 20a are sequentially installed at M bolt positions, the first plate member of the first connecting member 20a is fixedly connected with the side plates of the lower chord 201 and the recessed portion corresponds to the bolt position, and the first The second plate of the connecting member 20a is fixedly connected to the middle I-beam 22;

Step 204, the two second connecting members 20b are respectively installed at the side I-beam 21, and the first plate of the second connecting member 20b is fixedly connected with the side plate of the lower chord 201, and the second connecting member 20b is One end of the second plate adjacent to the first plate member is fixedly connected with the upper flange plate of the side I-beam 21, and the end of the second plate member of the second connecting member 20b away from the first plate member and the wall The upper end of the keel or the wooden side is fixedly connected.

Advantageous effects of the present invention include:

First, the present invention uses a combination of a heavy steel steel column and a light-steel wall keel of cold-formed thin-walled steel to ensure the main body At the same time of structural stability and load-bearing capacity, it saves steel and is easy to install.

The invention effectively improves the installation convenience of the main structure and the roof truss and the stability of the connection between the truss and the main structure while ensuring stability and load bearing capacity.

The above description may be implemented individually or in combination in various ways, and such modifications are within the scope of the invention.

The specific dimensional values of the members listed in the present invention are exemplary values, and the dimensional parameters of the different members may be different in actual engineering depending on the building construction requirements.

It is to be understood that the term "comprises", "comprising" or any other variants thereof is intended to encompass a non-exclusive inclusion, such that an article or device comprising a plurality of elements includes not only those elements but also Other elements that are explicitly listed, or that include elements inherent to such items or equipment. An element defined by the phrase "comprising", without further limitation, does not exclude the presence of additional identical elements in the item or device including the element.

The above embodiments are only intended to illustrate the technical solutions of the present invention and are not to be construed as limiting the invention. It should be understood by those skilled in the art that the present invention may be modified or equivalently substituted without departing from the spirit and scope of the invention.

Industrial applicability

The invention adopts the combination of the heavy steel steel column and the light steel wall keel of the cold-formed thin-walled steel, and achieves the effect of saving steel and convenient installation while ensuring the stability and load-bearing capacity of the main structure. In the present invention, both the steel column and the outer wall are fixedly connected with the foundation beam or the floor beam, but there is no connection between the two, especially in the case of natural disasters such as earthquakes, the steel column and the outer wall which play the main supporting role do not affect each other. , which increases the stability of the house. During the major earthquake, the collapse of the house was delayed and the escape time was extended. In the present invention, the bolts on the truss and truss connection joints for connection with the web are cleverly avoided by the recessed position in the concave plate member, so that the above-mentioned nodes become effective nodes for forming a stable support. In the invention, a second connecting member for fixing the end of the truss is designed for the special configuration of the steel column and the outer wall, and the truss end portion, the structural steel beam and the outer wall are effectively fixed, so that the truss and the main structure are The connection is stable, sturdy and beautiful.

Claims

A house structure (100), characterized in that the house structure (100) comprises a main body structure (10) and a plurality of truss structures (20);

The main structure (10) comprises a steel column (1) fixedly connected to a steel beam (2) between two steel columns (1), the work steel beam (2) comprising a side steel a beam (21) and a central steel beam (22); an inner wall (3) between the steel column (1) and the central steel beam (22), located at the steel column (1) And an outer wall (4) of the side of the side-shaped steel beam (21) and spaced apart from the steel column (1) by a first predetermined distance; the inner wall (3) comprises an inner wall cold-bent thin wall C Steel keel, the outer wall (4) comprises an outer wall cold-formed thin-walled C-shaped steel keel; the steel column (1) and the outer wall (4) are fixedly connected with the foundation beam or the floor beam;

The roof truss structure (20) includes a lower chord (201), an upper chord (202), a base web (203), a first connecting member (20a), a second connecting member (20b); and the base web (203) is disposed At the intersection of the lower chord (201) and the central engineered steel beam (22), the lower chord (201) and the central structural steel beam (22) pass the first at the intersection point a connecting member (20a) is fixedly connected; the second connecting member (20b) is for connecting an end of the lower chord (201), the side-shaped steel beam (21), and the outer wall (4) .
The house structure (100) of claim 1 wherein:

The web of the base web (203) and the side panel of the lower string (201) are fixedly connected by a bolt; at the intersection of the middle profile steel beam (22) and the lower string (201) The first connecting member (20a) is fixedly connected, and the first connecting member (20a) comprises a first plate member having a concave flat plate structure and a second plate member having a rectangular flat plate structure, the first connecting member (20a) a first plate member is fixedly coupled to a side plate of the lower chord (201) and a recessed portion of the first plate member corresponds to a position of a bolt connecting a lower end of the base web (203) and the lower chord (201) The second plate member of the first connecting member (20a) is fixedly connected to the upper flange plate of the middle working steel beam (22).
The house structure (100) of claim 1 wherein:

At a joint of the end of the roof truss (20), the side-side steel beam (21), and the outer wall (4), the second connecting member (20b) is fixedly connected, and the second connecting member (20b) includes a first plate member and a second plate member of a rectangular flat plate structure, the first end of the first plate member being fixedly connected to a portion of the first end of the second plate member; the second connecting member (20b) The first plate member is fixedly connected to the side plate of the lower chord (201), and the second plate member is adjacent to an end of the first plate member and an upper flange of the side I-beam (21) The plate is fixedly connected, and one end away from the first plate member is fixedly connected with the keel or wood of the upper end of the outer wall (4).
The house structure according to claim 1, wherein

N adjacent to the basic webs (203) are evenly disposed between adjacent base webs (203) An abdominal rod, wherein N is an integer greater than zero; the auxiliary web is a cold-formed thin-walled C-shaped steel connected between the lower chord (201) and the upper chord (202); the value of N is adjacent The distance between the steel beams (1) is positively correlated;

Or; adjacent to the adjacent base rods (203), N auxiliary abutments parallel to the base webs (203) are evenly disposed, wherein N is an integer greater than zero; the auxiliary webs are a cold-formed thin-walled C-shaped steel connected between the lower chord (201) and the upper chord (202); the value of N is positively correlated with the distance between adjacent steel beams (1); Between the auxiliary auxiliary webs, two oblique webs constituting a chevron shape connected between the lower chord (20) and the upper chord (21) are disposed, or between the adjacent auxiliary webs A diagonal web connected between the lower chord (20) and the upper chord (21) is also provided and the inclination angles of the diagonal webs are not completely the same.
The house structure according to claim 1, wherein

The steel column (1) provided with the outer wall (4) on the outer side: the main body structure (100) further comprises an outer side of the steel column (1) and spaced from the steel column (1) a second predetermined distance of the retaining wall (5); the retaining wall (5) includes two retaining wall keels (51) respectively located at both ends of the retaining wall (5) and connected to the surrounding a gypsum board outside the flange plate of the retaining wall keel (51), the retaining wall keel (51) being a cold-formed thin-walled C-shaped steel; the retaining wall (5) and the inner wall (3) or When the outer wall (4) is vertically connected, the web of the retaining wall keel (51) in the retaining wall (5) is fixedly connected with the inner wall (3) or the outer wall (4); At the joint of the wall (5), the flange of the keel (51) of the retaining wall (5) and the web of the keel (51) of the retaining wall of the other retaining wall (5) are fixed. connection.
The house structure according to claim 1, wherein

The steel column (1) provided with the inner wall (3) on the outer side: the main body structure (100) further comprises an outer side of the steel column (1) and spaced from the steel column (1) a third predetermined distance of the retaining wall (5), the retaining wall (5) comprising a retaining wall keel (51);

a retaining wall (5) perpendicular to the inner wall (3) includes a retaining wall keel (51), and a web of the retaining wall keel (51) is fixedly connected to the inner wall (3);

A retaining wall (5) parallel to the inner wall (3) includes two retaining wall keels (51) respectively located at opposite ends of the retaining wall (5), the two retaining wall keels (51) The outer side is fixed with a gypsum board parallel to the web of the retaining wall keel (51) in the retaining wall (5) of the inner wall (3) and the retaining wall perpendicular to the inner wall (3) (5 The flange plate of the middle retaining wall keel (51) is fixedly connected with the gypsum board, wherein the retaining wall keel (51) is a cold-formed thin-walled C-shaped steel.
The house structure according to claim 1, wherein

When the steel column (1) is a steel column, the length of the upper flange plate is in the range of 300 to 400 mm, the length of the web is in the range of 300 to 400 mm, and the thickness is in the range of 10 to 20 mm. When the steel column (1) is a square steel column, the length of the side length of the section is in the range of 300 to 400 mm, and the length of the web of the cold-formed thin-walled C-shaped steel keel of the inner wall is 70 to 80 mm. Within the scope of the outer wall, the length of the web of the cold-formed thin-walled C-shaped steel keel is located at 80 Up to 100 mm.
The house structure according to any one of claims 1 to 5 or 6, wherein the first predetermined distance or the second predetermined distance or the third predetermined distance ranges from 5 to 100 mm.
A method for constructing a building structure according to claim 1, wherein the building method comprises a main body structure constructing method and a roof truss structure constructing method;

The main structure construction method includes:

Step 101, fixing a steel column (1) to the foundation beam;

Step 102, fixedly connecting the steel beam (2) between the steel columns (1);

Step 103, providing an outer wall (4) on the outer side of the steel column (1) with a predetermined distance from the steel column (1) and the outer wall (4) and the foundation beam or floor The beam is fixedly connected, and an inner wall (3) is installed between the steel beams (2);

Step 104, installing a retaining wall (5) on the outer side of the steel column (1);

The method for constructing the roof truss structure comprises:

Step 201, determining the number M of central I-beams (22) spanned at the installation location of the truss structure (20), according to the M central I-beams (22) spanned by the truss at the installation node And the positions of the two side I-beams (21) determine the M bolt positions on the lower chord (201) to which the base web (203) is to be attached, and the M on the side plates of the lower chord (201) Positioning the bolts, and sequentially mounting M foundation webs (203) by bolts at the M bolt positions of the lower strings, and fixing the upper ends of the M foundation webs to the upper strings (202) by bolts;

Step 202, lifting the roof truss structure (20) to the top of the main structure (10);

Step 203, the M first connecting members (20a) are sequentially installed at the M bolt positions, and the first plate of the first connecting member (20a) is fixedly connected to the side plates of the lower chord (201). And fixing the second plate member of the first connecting member (20a) and the middle I-beam (22) to the bolt position corresponding to the bolt position;

Step 204, the two second connecting members (20b) are respectively installed at the side I-beam (21), and the first plate member of the second connecting member (20b) and the lower chord (201) are The side plate is fixedly connected, and one end of the second plate member of the second connecting member (20b) adjacent to the first plate member is fixedly connected with the upper flange plate of the side I-beam (21), One end of the second plate member of the second connecting member (20b) away from the first plate member is fixedly connected to the keel or wood of the upper end of the wall.
The construction method according to claim 9, wherein

In the step 104, when the retaining wall (5) is installed on the outer side of the steel column (1), the retaining wall keel (51) in the retaining wall (5) to be vertically connected to the outer wall (4) is required. The web is fixedly connected to the outer wall (4), and the flange plate of the retaining wall keel (51) and the other retaining wall of the retaining wall (5) are placed at the junction of the two retaining walls (5) ( 5) Zhongwei retaining wall keel (51) The web is fixedly connected.