CN214246067U

CN214246067U - Combined cold-bending special-shaped section bar

Info

Publication number: CN214246067U
Application number: CN202022847705.0U
Authority: CN
Inventors: 王鹏伟; 杨佳
Original assignee: Zhejiang Huayi Construction Co ltd
Current assignee: Zhejiang Huayi Construction Co ltd
Priority date: 2020-12-01
Filing date: 2020-12-01
Publication date: 2021-09-21
Anticipated expiration: 2030-12-01

Abstract

The utility model discloses a special-shaped section bar of clod wash of combination, including the section bar body, the section bar body is concave type, section bar body both sides limit interval is from last down enlarges gradually, and double-phase to the setting of side symmetry, the section bar body side divides the three-section, is first side, second side, third side respectively, first side and third side parallel arrangement, section bar body lower extreme is equipped with the bottom plate, the bottom plate middle part is equipped with the circular arc groove, section bar body upper end bilateral symmetry is equipped with the hem, the hem is the C type. The utility model discloses can regard as traditional C shaped steel, square tube isotructure space truss and parallel truss's substitute, more extensive than its usage moreover, can realize the automated production of component, industrial building, factory building, floor, hoist girder etc. including the large-span. The utility model discloses a section bar body and the combination of bending, simple structure, low in production cost has good bending resistance and antitorque ability, and the combination is convenient, and section bar intensity is big.

Description

Combined cold-bending special-shaped section bar

Technical Field

The utility model relates to a section bar technical field specifically is a clod wash dysmorphism section bar of combination.

Background

At present, in the similar field, especially the field of steel structure for construction, the steel frame structure composed of common hot-rolled I-steel, H-shaped steel, welded H-shaped steel, square tube, C-shaped steel and the like is generally adopted. Or the space truss structure, but the parameter of the steel consumption of a single square meter cannot meet the reasonable economic requirement. Different profiles are matched to show different performances, and certain profiles cannot meet the basic principle of basic plane stability; the section bar which can meet the principle has the difference of ductility performance, and the installation is convenient and fast and the economic rationality can not be achieved all the time. The common hot-rolled I-shaped steel and H-shaped steel are formed by hot rolling in a factory, are limited by a processing technology, cannot be processed and formed at one time, meet the structural requirements and meet the corrosion prevention requirements of adapting to different environmental climates. The web plates of the sections of the profiles are all flat web plates, the steel consumption is large, and the biggest defect is that the buckling resistance of the flat web plates is low, the stability of the structure is required, and the thickness of the connecting plate needs to be increased, so that the height-thickness ratio of the connecting plate needs to be limited when the structural member is designed, the thickness of the web plates is generally thick, and the steel consumption is overlarge. When the component is designed, the effective section of the connecting plate is required to be considered to utilize the post-buckling strength of the web (if the post-buckling strength web is not considered, the web needs to be thicker, and the steel consumption is larger), and the value taking is complex.

The cold-bending concave section bar is used for researching and discussing the structural form of replacing the traditional section steel, a girder of a crane and the like, the section of the cold-bending special-shaped section bar is optimized, and the cold-bending special-shaped section bar is further applied to the fields of steel structure buildings, plants, floors, mechanical equipment and the like, so that the cost is reduced, and the performance is optimized.

Therefore, it is necessary to provide a combined cold-formed profiled bar to solve the above problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

An object of the utility model is to provide a clod wash dysmorphism section bar of combination to solve the current big, the anti bucking ability of steel volume of using that proposes in the above-mentioned background art lower, require the poor stability's of structure problem.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the combined cold-bending special-shaped profile comprises a profile body, wherein the profile body is concave, the distance between two side edges of the profile body is gradually enlarged from top to bottom, two sides of the profile body are symmetrically arranged, the side edges of the profile body are divided into three sections, namely a first side edge, a second side edge and a third side edge, the first side edge and the third side edge are arranged in parallel, a bottom plate is arranged at the lower end of the profile body, an arc groove is formed in the middle of the bottom plate, folding edges are symmetrically arranged on two sides of the upper end of the profile body, and the folding edges are C-shaped.

Preferably, the folding angle is 90 degrees, the bending position is the fillet setting, the design of the folding edge enables the whole profile to improve the anti-bending bearing capacity, the bending angle is designed to be 90 degrees, the bending position is the fillet setting, the profile is convenient to process through a numerical control bending technology or a numerical control rolling technology, the galvanized layer of raw materials can be well reserved, and the better corrosion resistance is achieved.

Preferably, the hem side and the third side are in the same horizontal line, and when the hem side and the third side are in the same horizontal line, the profiles can have larger contact surfaces to lean against each other in the combining process, so that the firmness and the stability of the profile in the combining process are improved.

Preferably, the thickness of the profile body is 1.5-4mm, and the steel consumption is reduced while the strength of the profile is ensured by limiting the thickness of the profile, so that the manufacturing cost is reduced.

Preferably, the combination of the profile body and the profile body is connected with the connecting plate through a bolt in a matching way, the free combination of the profile and the profile can be realized through the matching of the bolt or the bolt and the connecting plate, and the combination of the profile body and the profile body can be combined with other traditional profiles.

(III) advantageous effects

Compared with the prior art, the utility model provides a clod wash dysmorphism section bar of combination possesses following beneficial effect:

1. the utility model discloses can regard as traditional C shaped steel, square tube isotructure space truss and parallel truss's substitute, more extensive than its usage moreover, can realize the automated production of component, industrial building, factory building, floor, hoist girder etc. including the large-span.

2. The utility model discloses a section bar body and the combination of bending, simple structure, low in production cost has good bending resistance and antitorque ability, and the combination is convenient, and section bar intensity is big.

3. The utility model discloses compare with traditional section bar truss, owing to can obtain higher anti bucking bearing capacity with thinner web thickness, so have higher economic advantage. The steel consumption of the steel beam can be saved by 30-60%. The steel plate is made of steel coils or steel strips through a numerical control bending technology or a numerical control rolling technology, so that a zinc coating of raw materials can be well reserved, and the better corrosion resistance is achieved.

4. The utility model discloses constitute a novel structure with the cold-formed section bar cross-section of a superior performance specific U-shaped and C shape steel or section bar, through the structural system who changes traditional type truss, optimized the mechanical properties of structure, the biggest characteristics of this kind of neotype section combination are that the bigger degree has optimized the relation between section mechanical properties and the product steel volume, make it more tend to rationalize, scientific.

Drawings

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

FIG. 1 is an overall structure diagram of the present invention;

FIG. 2 is a cross-sectional structural view of the present invention;

FIG. 3 is a vertical assembly view of the present invention;

FIG. 4 is a parallel combination view of the present invention;

FIG. 5 is a sectional view of the present invention;

in the figure: 1. a profile body; 2. folding edges; 3. a first side edge; 4. a second side edge; 5. a third side; 6. a base plate; 7. an arc groove; 8. a bolt; 9. a connecting plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1: referring to fig. 1 and 2, a combined cold-bending special-shaped profile comprises a profile body 1, wherein the profile body 1 is concave, the distance between two side edges of the profile body 1 gradually increases from top to bottom, two opposite side edges are symmetrically arranged, the side edge of the profile body 1 is divided into three sections, namely a first side edge 3, a second side edge 4 and a third side edge 5, the first side edge 3 and the third side edge 5 are arranged in parallel, a bottom plate 6 is arranged at the lower end of the profile body 1, an arc groove 7 is arranged in the middle of the bottom plate 6, the stress capacity of the floor 6 is increased through the design of the arc groove 7, the dissipation of the acting force is facilitated, folding edges 2 are symmetrically arranged at two sides of the upper end of the profile body 1, the folding edges 2 are C-shaped, the anti-bending bearing capacity of the whole profile is improved to a certain degree through the design of the folding edges 2, the bending angles of the folding edges 2 are both 90 degrees, and the bending part is arranged in a chamfered angle, the design of the edge folds 2 enables the sectional material body 1 to improve the buckling-resisting bearing capacity, the bending angle is designed to be 90 degrees, the bending position is set to be a fillet angle, the sectional material can be conveniently processed by a numerical control bending technology or a numerical control rolling technology, a zinc coating of raw materials can be well reserved, better corrosion resistance is achieved, the side edges of the edge folds 2 and the third side edge 5 are in the same horizontal line, so that the sectional material can have larger contact surfaces to depend on each other in the combining process, the firmness and the stability in the combining process of the sectional material are improved, the thickness of the sectional material body 1 is 1.5-4mm, the steel consumption is reduced while the strength of the sectional material is ensured by limiting the thickness of the sectional material, the manufacturing cost is reduced, the sectional material body 1 and the sectional material body 1 are combined by the bolt 8 and the connecting plate 9 in a matching way, and the free combination of the sectional material and the sectional material can be realized by the bolt 8 or the bolt 8 and the connecting plate 9 in a matching way, and may be combined with other conventional profiles.

The working principle is as follows:

example 2: please refer to fig. 3 and 4, the utility model discloses a section bar can be used according to service environment, the scene is made up when using, when the section bar adopts parallel combination, two section bar bodies 1 make 2 sides of hem, the mutual planar contact of third side 5 of two section bar bodies 1 through 2 sides of hem and the design of third side 5 on same water flat line, stability when two section bar bodies 1 make up is guaranteed in the contact through the contact of a plurality of stress surfaces, thereby the parallel combination of two section bar bodies 1 is realized to the third side 5 that second section bar body 1 contacted with it is gone into and is changeed to the rethread bolt 8 from the plane of third side 5, can realize the parallel combination of a plurality of section bar bodies 1 through above-mentioned method. When the sectional materials are vertically combined, one sectional material body 1 is in plane contact with the side edge 2 and the third side edge 5 of the other sectional material body 1 through the cross section, and is respectively in contact with the second side edge 4 of the sectional material body 1 and the third side edge 5 of the second sectional material body 1 through the connecting plate 9 and is fixedly connected with the sectional materials through the bolt 8. In a specific using process, the connecting plate 9 is matched with the bolt 8 and can also be fixed at any position of the first side edge 3, the second side edge 4, the third side edge 5 and the like.

Example 3: please refer to fig. 5, the utility model relates to a section bar can be combined with other traditional section bars, for example square pipe with the utility model discloses a when the section bar is combined, insert in single section bar body 1 through square pipe or on a plurality of square pipes insert the combination through section bar body 1 that embodiment 2 exemplifies, square pipe and the 3 plane contact of first side, run through first side 3 through bolt 8 and fix it, square pipe lies in the utility model discloses a can be according to demand rotation angle when the section bar is combined.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, the use of the phrase "comprising a. -. said" to define an element does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a combined clod wash dysmorphism section bar, includes section bar body (1), its characterized in that: the section bar body (1) is concave, the distance between two side edges of the section bar body (1) is gradually enlarged from top to bottom, two sides of the section bar body are symmetrically arranged, the side edges of the section bar body (1) are divided into three sections, namely a first side edge (3), a second side edge (4) and a third side edge (5), the first side edge (3) and the third side edge (5) are arranged in parallel, a bottom plate (6) is arranged at the lower end of the section bar body (1), an arc groove (7) is arranged in the middle of the bottom plate (6), folding edges (2) are symmetrically arranged at the upper end of the section bar body (1), and the folding edges (2) are C-shaped.

2. A combined cold-formed profiled section according to claim 1, characterized in that: the bending angle of the folded edge (2) is 90 degrees, and the bending position is a fillet.

3. A combined cold-formed profiled section according to claim 1, characterized in that: the side edge of the folded edge (2) and the third side edge (5) are in the same horizontal line.

4. A combined cold-formed profiled section according to claim 1, characterized in that: the thickness of the section bar body (1) is 1.5-4 mm.

5. A combined cold-formed profiled section according to claim 1, characterized in that: the section bar body (1) and the section bar body (1) are combined and are connected with the connecting plate (9) in a matched mode through bolts (8).