CN220203612U

CN220203612U - Combined enclosing wall of cold-formed thin-wall steel

Info

Publication number: CN220203612U
Application number: CN202322298329.8U
Authority: CN
Inventors: 黄趾成
Original assignee: Sichuan Jiayu Hongye Steel Structure Co ltd
Current assignee: Sichuan Jiayu Hongye Steel Structure Co ltd
Priority date: 2023-08-25
Filing date: 2023-08-25
Publication date: 2023-12-19
Anticipated expiration: 2033-08-25

Abstract

The utility model discloses a composite enclosing wall combined by cold-formed thin-wall steel, which comprises: the wall body cross rod, the wall body vertical rod, the upright post, the horizontal truss, the diagonal rod and the anti-pulling piece, wherein the wall body vertical rod is fixedly connected to the wall body cross rod, the upright post is fixedly connected to the wall body cross rod, the anti-pulling piece is connected to the lower side of the upright post, the anti-pulling piece is fixed on the ground through the fixing piece, the horizontal truss is connected to the upper side of the upright post, the wall body vertical rod is fixedly connected to the horizontal truss, and the horizontal truss is arranged between the two upright posts: when the whole composite enclosing wall is subjected to wind load, the whole composite enclosing wall cannot be damaged, and meanwhile the whole composite enclosing wall has an anti-seismic effect.

Description

Combined enclosing wall of cold-formed thin-wall steel

Technical Field

The utility model relates to the technical field of building enclosing walls, in particular to a composite enclosing wall combined by cold-formed thin-wall steel.

Background

Along with the development of society and rapid development of science and technology, the building industry is standardized gradually, the requirements of people on safe civilized construction are higher and higher, and the enclosing wall on the construction site is an important link in the requirements of safety and civilized construction as well as the door surface of the enclosing wall on the construction site, so that the construction area is safely isolated from the outside, and the traditional enclosing wall is easy to topple and damage.

The type of the enclosing wall of the transformer substation is comprehensively determined according to factors such as site positions, city planning, environmental requirements and the like, and the assembled enclosing wall matched with the periphery is preferably selected. The fence of the transformer substation with complex terrain or mountain area can be arranged in combination with the terrain according to the principles of saving land and being convenient for safety guard.

Although the traditional assembled enclosing wall has a plurality of advantages in quality, appearance and performance, the transportation of precast concrete structure members has great problems, the influence on the manufacturing cost level is high, and the cost of unit components is generally increased to a great extent.

The enclosure can also receive wind load, and wind load refers to the pressure of wind received by the enclosure wall perpendicular to the air flow direction, and air flow can produce pressure or suction to the engineering structure, and the pressure or the suction that produce on the building surface when wind runs into the building, and when adopting the assembled enclosure structure of general shaped steel, the assembled enclosure of general shaped steel can receive wind load and have the condition emergence of bending deformation, can make the enclosure receive the damage easily even.

Disclosure of Invention

The utility model aims to provide a composite enclosing wall combined by cold-formed thin-wall steel, and the whole composite enclosing wall is not damaged when the whole enclosing wall is subjected to wind load.

The utility model is realized by the following technical scheme:

a composite enclosure of a cold-formed thin-walled steel assembly, comprising:

a wall cross bar;

the wall upright rod is fixedly connected with the wall cross rod;

the upright post is fixedly connected to the wall cross rod, one side of the upright post is connected with a pulling-resistant piece, and the pulling-resistant piece is fixed on the ground through a fixing piece;

the horizontal truss is connected to the other side of the upright post, and the wall upright post is fixedly connected to the horizontal truss.

The inner lower side of the upright post is connected with the anti-pulling piece, the upper side of the upright post is connected with the horizontal truss, the horizontal truss is arranged between the two upright posts, the upper end face of the horizontal truss and the upper end face of the upright post are arranged on the same plane, the wall body cross rod and the wall body upright post are mutually perpendicular, and the wall body cross rod and the wall body upright post are combined into a stressed surface of wind load.

The wall body cross bars and the horizontal trusses are parallel to the ground, the upright posts are perpendicular to the ground, and the wall body upright posts are parallel to the upright posts.

A plurality of wall body pole setting are arranged between the two stand columns, the two stand columns are connected through one horizontal truss, a plurality of wall body cross bars are arranged between the horizontal truss and the ground, the vertical staggering of the wall body pole setting and the wall body cross bars increases the action line of the stress surface, the pressure intensity of wind load to the stress surface is reduced, diagonal rods are arranged in quadrilateral spaces formed by the wall body cross bars and the wall body pole setting, the diagonal rods are connected to the intersection angle of the wall body cross bars and the wall body pole setting, the diagonal rods further tension the connection of the wall body cross bars and the wall body pole setting, and the bending deformation of the wall body cross bars and the wall body pole setting is reduced.

The height from the upper end face of the horizontal truss to the ground is smaller than 2.5m, the widths of the horizontal truss and the upright posts are 0.18-0.27m, and the distance between the two upright posts is smaller than 3.05m.

The upright post is a prefabricated reinforced concrete column or a profile steel column, the upright post is formed by connecting a plurality of upright posts, the length and width of the cross section of the upright posts are not less than 250mm and 250mm, or the length and width of the cross section of the upright posts are not less than 200mm and 200mm, the upright post can bear 2.35KN of force, and the upright post can bear the force of the composite enclosing wall and the force of wind load.

The wall body horizontal pole and the wall body vertical pole are combined into a keel structure, the cross sections of the wall body horizontal pole and the wall body vertical pole are C-shaped section steel, the thickness of the wall body horizontal pole and the wall body vertical pole is 0.8mm or 1.0mm or 1.2mm, the wall body horizontal pole and the wall body vertical pole bear wind load force of 0.6kN, and the bending deformation is within 6.6 mm.

The prefabricated wallboard of concrete is all provided with to the preceding terminal surface of wall body horizontal pole and wall body pole setting, the inside cavity that two prefabricated wallboards of stand and front and back end formed is filled with light polymer material, strengthens whole composite wall's rigidity, and the outward appearance of whole composite enclosure scribbles the protective layer of aluminum alloy material, prevents that composite enclosure from being corroded.

The fixing piece is a pulling-resistant anchor bolt or an embedded anchor bolt.

Compared with the prior art, the utility model has the following advantages and beneficial effects:

1. the utility model utilizes the vertical staggered arrangement of the wall cross bars and the wall vertical rods to form a stress surface, the load wind is perpendicular to the stress surface, the load wind acts on the wall cross bars and the wall vertical rods, the wall cross bars and the wall vertical rods are bent and deformed, the horizontal trusses are stressed in the vertical direction under the action of the wall vertical rods, the upper ends of the horizontal trusses are precast and jacked, the horizontal trusses are prevented from bending, the precast and jacked exert force on the upper ends of the horizontal trusses, the horizontal trusses exert force on the vertical columns, the vertical columns are stressed downwards, the wall cross bars act on the vertical columns to ensure that the vertical columns are bent in the left and right directions, the wall cross bars and the wall vertical rods transmit the force of the load wind to the vertical columns, the vertical columns bear the gravity of the whole composite wall and the acting force of the load wind, the vertical columns are not bent, and the wall cross bars and the wall vertical rods are subjected to very tiny bending deformation, so that the whole composite enclosing wall is not damaged.

Drawings

The accompanying drawings, which are included to provide a further understanding of embodiments of the utility model and are incorporated in and constitute a part of this application, illustrate embodiments of the utility model. In the drawings:

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a perspective view of the structure of the utility model with the posts attached to the ground;

fig. 3 is an enlarged view of a portion of the utility model at a point where the post is attached to the ground.

In the drawings, the reference numerals and corresponding part names:

1-wall cross bars, 2-wall vertical rods, 3-vertical columns, 31-vertical columns, 4-horizontal trusses, 5-diagonal rods and 6-anti-pulling pieces.

Detailed Description

For the purpose of making apparent the objects, technical solutions and advantages of the present utility model, the present utility model will be further described in detail with reference to the following examples and the accompanying drawings, wherein the exemplary embodiments of the present utility model and the descriptions thereof are for illustrating the present utility model only and are not to be construed as limiting the present utility model.

In the description of the present utility model, the terms "front", "rear", "left", "right", "upper", "lower", "vertical", "horizontal", "high", "low", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the scope of the present utility model.

Example 1

As shown in fig. 1 to 3, the present embodiment provides a composite enclosing wall formed by combining cold-formed thin-walled steel, which includes: the wall body cross bar 1, wall body pole setting 2, stand 3, horizontal truss 4, diagonal member 5 and resistance to plucking piece 6, wall body pole setting 2 is for fixed connection in wall body cross bar 1, stand 3 is for fixed connection in wall body cross bar 1, constitute stand 3 through the detachable connection of a plurality of stand columns 31, the downside of stand 3 is connected with resistance to plucking piece 6, resistance to plucking piece 6 passes through the mounting to be fixed subaerial, horizontal truss 4 connects in the upside of stand 3, wall body pole setting 2 fixed connection in horizontal truss 4.

The inner lower side of the upright post 3 is connected with a pulling-resistant piece 6, the upper side of the upright post 3 is connected with a horizontal truss 4, the horizontal truss 4 is arranged between the two upright posts 3, the upper end face of the horizontal truss 4 and the upper end face of the upright post 3 are on the same plane, and the wall body cross rod 1 and the wall body upright post 2 are mutually perpendicular to form a force bearing surface of wind load.

The wall body horizontal pole 1, horizontal truss 4 are parallel with ground, stand 3 is perpendicular with the ground, and wall body pole 2 is parallel with stand 3, two be provided with a plurality of wall body poles 2 between the stand 3, pass through one between two stands 3 horizontal truss 4 connects, is provided with a plurality of between horizontal truss 4 and the ground wall body horizontal pole 1, increases the atress line on the atress face, reduces the pressure of wind load at the atress face, has diagonal 5 in the quadrilateral space that wall body horizontal pole 1 and wall body pole 2 formed, and diagonal 5 is the intersection angle department of diagonal connection in wall body horizontal pole 1 and wall body pole 2, and diagonal 5 can further take up the connection of wall body horizontal pole 1 and wall body pole 2 again, reduces the bending deformation of wall body horizontal pole 1 and wall body pole 2.

The height from the upper end surface of the horizontal truss 4 to the ground is less than 2.5m, the widths of the horizontal truss 4 and the upright posts 3 are 0.18-0.27m, and the distance between the two upright posts 3 is less than 3.05m.

The column 3 is a prefabricated reinforced concrete column or a section steel column, the length x width dimension of the cross section of the column body 31 is not less than 250mm x 250mm, or the length x width dimension of the cross section of the column body 31 is not less than 200 x 200mm, and the column 3 does not bend when bearing a load force within 2.35 KN.

The wall body cross bar 1 and the wall body vertical bar 2 are combined into a keel structure, the cross sections of the wall body cross bar 1 and the wall body vertical bar 2 are C-shaped section steel, C89 keels (550-grade steel), the thickness of the wall body cross bar 1 and the wall body vertical bar 2 is 0.8mm or 1.0mm or 1.2mm, the wall body cross bar 1 and the wall body vertical bar 2 bear wind load force of 0.6kN, and the bending deformation is within 6.6 mm.

The prefabricated wallboard (not shown in the figure) that all is provided with concrete of the preceding terminal surface of wall body horizontal pole 1 and wall body pole setting 2, the up end of horizontal truss 4 is the top of whole compound enclosure should be established prefabricated and is pressed the top (not shown in the figure), combines the effect that anti-pulling piece 6 and prefabricated pressed the top like this makes whole compound enclosure fixed in vertical direction, the inside cavity that two prefabricated wallboards of stand 3 and front and back end formed is filled with light polymer material, increase the intensity of whole compound enclosure, the outward appearance of whole compound enclosure coats the protective layer of aluminum alloy material, prevent that compound enclosure from being corroded.

The fixing piece is a pulling-resistant anchor bolt or an embedded anchor bolt, the pulling-resistant anchor bolt is a chemical anchor bolt M16, the specification of the embedded anchor bolt is M16, and the embedded anchor bolt is processed by adopting Q345B or 16Mn materials with high strength.

The combined structure of the wall cross bar 1 and the wall upright bar 2 of the embodiment can be connected with the horizontal truss 4 and the upright post 3 through shear bolts, namely 4.8-level M12 common bolts; the connecting screw with the model of ST 3.8X16 is used for assembling and splicing the wall cross bar 1, the wall upright bar 2, the upright post 3, the horizontal truss 4 and the prefabricated wallboard; the hexagon head of ST 5.5X19 is used for connecting the horizontal truss 4 with the upright 3, connecting the floor 0SB plate with the horizontal truss 4 and linking the anti-pulling piece 6 with the upright 3 of the wall.

Example 2

The composite enclosing wall adopts the thin-wall C-shaped keels (the wall cross bars 1 and the wall vertical rods 2) as basic raw materials, and finally meets the size requirement of the conventional enclosing wall by splicing the combined structure of the keels with the vertical columns 3 and the horizontal trusses 4, and after the whole framework is spliced, the light polymer material is filled in the composite enclosing wall to strengthen the rigidity of the wall. The joist and the upright post of the wall can be processed and manufactured into finished products in factories, then the finished products are transported to a construction site for rapid assembly, and light polymer materials are filled after the assembly of the external force surface on the site is completed.

The cold-formed thin-wall steel structure, namely the C-shaped keel, has good comprehensive building benefit and unique advantages, reduces the dead weight compared with a common reinforced concrete structure, has good earthquake resistance, has high yield strength, and has higher strength than the hot-rolled state strength of other steel structure materials.

Besides, the cold-formed thin-wall steel composite enclosing wall can meet the requirements of the design according to the document, standard telephone components can be used for the enclosing wall, and the requirements of convenient purchase, construction and installation are met. Through mechanical calculation, the transformer substation can meet the requirements of the transformer substation, has good universal applicability, can be quickly copied in different projects, and achieves the purpose of economy. In the installation process of the enclosing wall, the pollution to the environment and the consumption of resources are reduced as much as possible.

Example 3

As shown in fig. 1, the working principle of the utility model is as follows:

the force of load wind is perpendicular to the face of wall body horizontal pole 1 and wall body pole setting 2 combination, wall body horizontal pole 1 and wall body pole setting 2 receive the load wind, wall body horizontal pole 1 and wall body pole setting 2 bending deformation, its bending deformation is less than 6.6mm, wall body horizontal pole 1 and wall body pole setting 2 are in bending deformation, make horizontal truss 4 receive vertical orientation's force through the effect of wall body pole setting 2, because the upper end of horizontal truss 4 is prefabricated the top, horizontal truss 4 takes place the bending, the top is prefabricated to the upper end of horizontal truss 4 exerts downward force, horizontal truss 4 carries out the effect to stand 3 again, stand 3 receives downward force, wall body horizontal pole 1 still has the effort to stand 3 promptly wall body horizontal pole 1 makes stand 3 take place bending deformation's force in the left and right directions, consequently, wall body horizontal pole 1 and wall body pole setting 2 give stand 3 with the force of load wind, stand 3 not only bear whole composite wall's gravity, still bear the effort of load wind.

When the prefabricated coping applies a force to the upper end of the horizontal truss 4, the prefabricated coping applies a downward force to the horizontal truss 4, the prefabricated coping applies a force of 0.47KN to the connection position of the horizontal truss 4 and the upright post 3, and the prefabricated coping applies a force of 0.94KN to other positions of the horizontal truss 4.

The upright post 3 is a prefabricated reinforced concrete column and can bear the load force of 2.35KN, as long as the force born by the upright post 3 in the transverse and longitudinal directions is less than 2.35KN, the upright post 3 cannot bend, so that the upright post 3 cannot bend when the upright post 3 is simultaneously subjected to the gravity and the acting force of load wind, and the force of the load wind of the general wind pressure can reach 0.6kN/m ² The horizontal truss 4 can bear the force of 0.94KN to the maximum, the bending deformation of the wall cross bar 1 and the wall vertical bar 2 is not more than 6.6mm, the wall cross bar 1 and the wall vertical bar 2 cannot be broken, the whole composite wall can bear load wind, the materials of the whole composite enclosing wall are selected according to design calculation, and the use is flexible, so that the gravity of the whole composite enclosing wall can be calculated and determined.

Because the whole composite wall body is fixed on the ground and the top of the composite wall body is prefabricated and pressed, the composite wall body moves up and down along with the ground and the prefabricated and pressed, the whole composite wall body can not separate from the ground and the prefabricated and pressed when an earthquake occurs, and the earthquake-resistant composite wall body has an earthquake-resistant effect, and the earthquake resistance can reach 9 levels.

The design calculation of the composite enclosing wall adopts the Vertex BD software to carry out structural deepening design, and is designed by referring to the unified standards for building structure reliability design (GB 50068-2018), the common standards for engineering structure (GB 55001-2021), the common standards for building and municipal engineering earthquake resistance (GB 55002-2021), the common standards for steel structure (GB 55006-2021), the load standards for building structure (GB 50009-2012), the earthquake resistance design standards for building (GB 5001-2010) (2016 edition), the building technical specifications for low-layer cold-formed thin-walled steel houses (GB 50018-2002) and the steel structure design standards (GB 50017-2017).

The utility model provides conditions for site conditions, a general plane layout scheme and noise reduction measures of the Chengdong 1000kV transformer substation in the new construction of the Chengdong 1000kV transformer substation.

The foregoing description of the embodiments has been provided for the purpose of illustrating the general principles of the utility model, and is not meant to limit the scope of the utility model, but to limit the utility model to the particular embodiments, and any modifications, equivalents, improvements, etc. that fall within the spirit and principles of the utility model are intended to be included within the scope of the utility model.

Claims

1. The compound enclosure of cold-formed thin wall shaped steel combination, its characterized in that includes:

a wall cross bar (1);

the wall upright rod (2) is fixedly connected to the wall cross rod (1);

the upright post (3) is fixedly connected to the wall cross rod (1), one side of the upright post (3) is connected with the anti-pulling piece (6), and the anti-pulling piece (6) is fixed on the ground through the fixing piece;

the horizontal truss (4), this horizontal truss (4) are connected in the opposite side of stand (3), and wall body pole setting (2) fixed connection is in horizontal truss (4).

2. The composite enclosing wall of the cold-formed thin-wall profile steel combination according to claim 1, wherein the inner lower side of the upright post (3) is connected with the anti-pulling piece (6), the upper side of the upright post (3) is connected with the horizontal truss (4), the horizontal truss (4) is arranged between the two upright posts (3), the upper end face of the horizontal truss (4) and the upper end face of the upright post (3) are arranged on the same plane, and the wall body cross rod (1) and the wall body upright post (2) are arranged vertically.

3. The composite enclosing wall combined by cold-formed thin-walled steel according to claim 2 is characterized in that the wall cross bars (1) and the horizontal trusses (4) are parallel to the ground, the upright posts (3) are perpendicular to the ground, and the wall upright posts (2) are parallel to the upright posts (3).

4. The composite enclosing wall combined by cold-formed thin-walled steel according to claim 2, characterized in that a plurality of wall body vertical rods (2) are arranged between two vertical rods (3), the two vertical rods (3) are connected through one horizontal truss (4), a plurality of wall body cross rods (1) are arranged between the horizontal truss (4) and the ground, diagonal rods (5) are arranged in quadrilateral spaces formed by the wall body cross rods (1) and the wall body vertical rods (2), and the diagonal rods (5) are connected to the intersection angles of the wall body cross rods (1) and the wall body vertical rods (2) in a diagonal mode.

5. The composite enclosing wall combined by cold-formed thin-walled steel according to claim 1 is characterized in that the height from the upper end face of the horizontal truss (4) to the ground is smaller than 2.5m, the widths of the horizontal truss (4) and the upright posts (3) are 0.18-0.27m, and the distance between the two upright posts (3) is smaller than 3.05m.

6. The composite enclosing wall combined by cold-formed thin-walled steel according to claim 1, characterized in that the upright (3) is a prefabricated reinforced concrete column or a steel column, the upright (3) is formed by connecting a plurality of upright bodies (31), the dimension of the length x width of the cross section of the upright body (31) is not less than 250mm x 250mm, or the dimension of the length x width of the cross section of the upright body (31) is not less than 200 x 200mm.

7. The cold-formed thin-walled steel combined composite enclosing wall according to claim 1 is characterized in that the wall cross bar (1) and the wall upright (2) are combined into a keel structure, and the cross sections of the wall cross bar (1) and the wall upright (2) are C-shaped steel.

8. The composite enclosing wall combined by cold-formed thin-walled steel according to claim 7 is characterized in that the thickness of the wall cross bar (1) and the wall upright (2) is 0.8mm or 1.0mm or 1.2mm.

9. The cold-formed thin-walled steel combined composite enclosing wall according to claim 1 is characterized in that the front and rear end surfaces of the wall cross rod (1) and the wall upright (2) are provided with precast concrete wallboards, the inner cavities formed by the upright (3) and the two precast wallboards at the front and rear ends are filled with light polymer materials, and the outer surface of the whole composite enclosing wall is coated with a protective layer made of aluminum alloy materials.

10. The composite enclosing wall combined by cold-formed thin-walled steel according to claim 1, wherein the fixing piece is a pulling-resistant anchor bolt or an embedded foundation bolt.