Ridge type steel box girder and steel box girder component

Abstract

The utility model provides a ridge type steel box girder component which comprises a steel box girder body, the steel box girder body is provided with an inverted-v-shaped ridge type cavity with the narrow upper portion and the wide lower portion along the cross section, and a plurality of inner partition plate assemblies are distributed in the ridge type cavity at intervals in the extending direction of the steel box girder body. The plane where the inner partition plate assembly is located is parallel to the cross section of the ridge-shaped cavity, and the inner partition plate assembly is welded to the periphery of the ridge-shaped cavity. The steel box girder component comprises the ridge type steel box girder and further comprises a plurality of first steel corbels and second steel corbels which are welded to the two outer sides of the ridge type cavity respectively, and the plane where the first steel corbels and the second steel corbels are located is parallel to the cross section of the cavity. The inverted-V-shaped ridge type section with the narrow upper portion and the wide lower portion is adopted, a plurality of sets of inner partition plate assemblies are arranged in a ridge type cavity, distortion of the ridge type steel box girder is effectively avoided, the size of the product section is guaranteed, the ridge type steel box girder is suitable for ridge type components of building diagonal bracing fulcrums, the steel box girder structure is adopted, the field installation efficiency is high, and the structural strength is high.

Description

Technical Field

[0001] The utility model relates to the technical field of buildings, and in particular to a ridge-type steel box beam and a steel box beam component. Background Art

[0002] Two inclined diagonal braces need to be set at the intersection of the diagonal brace columns on the roof ridge of the building. Existing technologies, such as the assembled sloping roof system with patent number CN205348515U, form a diagonal brace structure by welding and fixing pre-buried angle steels, which has problems such as complex construction process and low structural strength. Utility Model Content

[0003] In order to solve the problem that the existing technology of forming a diagonal bracing structure by welding embedded angle steel has complex construction technology and low structural strength, the present application provides a ridge-type steel box girder component, which is suitable for special-shaped components of building diagonal bracing supports, adopts a steel box girder structure, has high on-site installation efficiency and high structural strength.

[0004] On the one hand, the utility model proposes a ridge-type steel box girder, including a steel box girder body, the steel box girder body having an inverted "V"-shaped ridge-type cavity that is narrow at the top and wide at the bottom along the cross-section, a plurality of groups of inner partition components are distributed at intervals in the ridge-type cavity along the extension direction of the steel box girder body, the plane where the inner partition components are located is parallel to the cross-section of the ridge-type cavity, and the inner partition components are welded to the ridge-type cavity on all sides.

[0005] In some specific embodiments, the ridge-shaped cavity comprises a first box body, a second box body and a flange plate, and the first box body, the second box body and the flange plate are welded together to form the ridge-shaped cavity.

[0006] In some specific embodiments, the inner partition assembly includes a rhombus-shaped inner partition, two symmetrically arranged first trapezoidal inner partitions and a second trapezoidal inner partition, and the rhombus-shaped inner partition is fixedly welded to one side of the first trapezoidal inner partition.

[0007] In some specific embodiments, through holes are provided on the rhombus-shaped inner partition, the first trapezoidal inner partition, and the second trapezoidal inner partition.

[0008] In some specific embodiments, the first box body includes a first web, a second web and a first bottom plate, and a first trapezoidal inner partition plate and a rhombus-shaped inner partition plate are spaced apart and distributed in the box body surrounded by the first web, the second web and the first bottom plate.

[0009] In some specific embodiments, the second box body includes a third web, a fourth web and a second bottom plate, and the second trapezoidal inner partition plate is welded to the third web, the fourth web, the second bottom plate and the second web respectively.

[0010] In some specific embodiments, the angle between the first web and the fourth web is 80°-120°.

[0011] In some specific embodiments, the angle between the first web and the first bottom plate is 47°.

[0012] On the other hand, the utility model proposes a ridge-type steel box girder component, including the above-mentioned ridge-type steel box girder, and also including a plurality of first steel corbels and second steel corbels respectively welded to the two outer sides of the ridge-type cavity, and the planes where the first steel corbels and the second steel corbels are located are parallel to the cross-section of the ridge-type cavity.

[0013] In some specific embodiments, the first steel corbel and / or the second steel corbel comprises two corbel flange plates and a corbel web plate, the corbel web plate is perpendicular to the corbel flange plates, and the corbel flange plates are parallel to the flange plates of the ridge steel box girder.

[0014] In some specific embodiments, the corbel web is provided with connection holes for bolts to pass through.

[0015] Compared with the prior art, the beneficial results of the utility model are:

[0016] 1. The inverted "V" ridge section is narrow at the top and wide at the bottom. There are several groups of internal partition components in the ridge cavity, which effectively avoids the distortion of the ridge steel box girder and ensures the scale of the product section. It is suitable for ridge components of building diagonal bracing supports. It adopts steel box girder structure, with high on-site installation efficiency and high structural strength.

[0017] 2. Pre-assembly and welding of several steel brackets can reduce the labor intensity of operators, improve the efficiency of on-site welding operations, and speed up the progress of the project.

[0018] 3. The overall structure is simple, the processing cost is low, and it has high practicality and adaptability. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The accompanying drawings are included to provide a further understanding of the embodiments and are incorporated into and constitute a part of this specification. The accompanying drawings illustrate the embodiments and are used together with the description to explain the principles of the utility model. It will be easy to recognize many expected advantages of other embodiments and embodiments because they become better understood by reference to the following detailed description. The elements of the accompanying drawings are not necessarily in proportion to each other. The same reference numerals refer to corresponding similar parts.

[0020] Figure 1 This is a schematic diagram of the overall structure of a ridge-shaped steel box girder according to an embodiment of the utility model;

[0021] Figure 2 is a cross-sectional schematic diagram of a ridge-type steel box girder according to an embodiment of the utility model;

[0022] Figure 3It is a schematic diagram of assembling a ridge-type steel box girder according to an embodiment of the utility model;

[0023] Figure 4 This is a schematic diagram of the overall structure of a ridge-shaped steel box beam component according to an embodiment of the utility model;

[0024] Figure 5 is a cross-sectional schematic diagram of a ridge-type steel box beam component according to an embodiment of the utility model;

[0025] The meaning of the numbers in the figure: 100-steel box girder body, 200-ridge-type cavity, 300-inner partition assembly, 400-first steel corbel, 500-second steel corbel, 101-first box body, 102-second box body, 103-flange plate, 1011-first web plate, 1012-second web plate, 1013-first bottom plate, 1021-third web plate, 1022-fourth web plate, 1023-second bottom plate, 301-rhombus-like inner partition plate, 302-first trapezoidal inner partition plate, 303-second trapezoidal inner partition plate, 304-through hole, 501-corbel flange plate, 502-corbel web plate, 503-connecting hole. DETAILED DESCRIPTION

[0026] In the following detailed description, reference is made to the accompanying drawings, which form a part of the detailed description and are shown by illustrative specific embodiments in which the present invention can be practiced. To this end, directional terms, such as "top", "bottom", "left", "right", "up", "down", etc., are used with reference to the orientation of the figures described. Because the components of the embodiments can be positioned in several different orientations, directional terms are used for the purpose of illustration and are by no means limiting. It should be understood that other embodiments may be utilized or logical changes may be made without departing from the scope of the present invention. Therefore, the following detailed description should not be adopted in a limiting sense, and the scope of the present invention is defined by the appended claims.

[0027] The utility model proposes a parallelogram steel box girder. Figure 1 and Figure 2 The overall structure schematic diagram and cross-sectional schematic diagram of a ridge-shaped steel box girder of an embodiment of the utility model are respectively shown, Figure 3 The schematic diagram of assembling the ridge steel box girder of one embodiment of the utility model is shown as follows: Figure 1-3 As shown, the ridge-type steel box girder includes a steel box girder body 100, which has a ridge-type cavity 200 with an inverted "V" shape along the cross section, which is narrow at the top and wide at the bottom. In the ridge-type cavity 200, there are several groups of inner partition components 300 spaced apart along the extension direction of the steel box girder body 100. The plane where the inner partition components 300 are located is parallel to the cross section of the ridge-type cavity 200, and the inner partition components 300 are welded to the ridge-type cavity 200 around. Figure 2 and Figure 3 The ridge-shaped cavity 200 includes a first box body 101, a second box body 102 and a flange plate 103, which are welded together to form the ridge-shaped cavity 200. The inner partition assembly 300 includes a rhombus-shaped inner partition 301 and a first trapezoidal inner partition 302 welded in the first box body 101, and a second trapezoidal inner partition 303 welded in the second box body 102. The first trapezoidal inner partition 302 and the second trapezoidal inner partition 303 are symmetrically arranged, and through holes 304 are arranged on the rhombus-shaped inner partition 301, the first trapezoidal inner partition 302 and the second trapezoidal inner partition 303. The first box body 101 includes a first web 1011, a second web 1012 and a first bottom plate 1013, and the first trapezoidal inner partition 302 and the rhombus-shaped inner partition 301 are welded in the box body cavity surrounded by the first web 1011, the second web 1012 and the first bottom plate 1013. The first trapezoidal inner partition 302 and the rhombus-shaped inner partition 301 are welded to each other and are respectively welded and fixed to the first web 1011, the second web 1012, the first bottom plate 1013 and the flange plate 103. The five sides of the rhombus-shaped inner partition 301 are respectively welded and fixed to the flange plate 103, the fourth web 1022, the second web 1012, the first trapezoidal inner partition 302 and the first web 1011. The second box body 102 includes a third web 1021, a fourth web 1022, and a second bottom plate 1023, and the second trapezoidal inner partition 303 is welded and fixed to the third web 1021, the fourth web 1022, the second bottom plate 1023, and the second web 1012. The angle between the first web 1011 and the fourth web 1022 is in the range of 80°-120°, preferably, the angle between the first web 1011 and the fourth web 1022 is 86°, and the angle between the first web 1011 and the first bottom plate 1013 is in the range of 45°-60°, preferably, the angle between the first web 1011 and the first bottom plate 1013 is in the range of 47°.

[0028] In a specific embodiment, the ridge box beam is disassembled into a first box body 101 and a second box body 102 for processing and assembly. After the first box body 101 and the second box body 102 are assembled, the first box body 101 and the second box body 102 are positioned using an angle control template and finally welded together. After the first box body 101 and the second box body 102 are assembled, the flange plate 103 is assembled to complete the assembly of the ridge steel box beam body 100.

[0029] The utility model also proposes a ridge-type steel box beam component. Figure 4 and Figure 5 The overall structure schematic diagram and cross-sectional schematic diagram of a ridge-shaped steel box beam component of an embodiment of the utility model are shown respectively. Figure 4 and Figure 5As shown, the ridge-type steel box girder component includes the above-mentioned ridge-type steel box girder, and also includes a first steel corbel 400 and a second steel corbel 500 welded to the outside of the first web 1011 and the fourth web 1022, and the plane where the first steel corbel 400 and the second steel corbel 500 are located is parallel to the cross section of the ridge-type cavity 200. The first steel corbel 400 and / or the second steel corbel 500 includes two corbel flange plates 501 and a corbel web plate 502, the corbel web plate 502 is perpendicular to the corbel flange plate 501, and the corbel flange plate 501 is parallel to the flange plate 103 of the ridge-type steel box girder body 100. The corbel web plate 502 is provided with a connection hole 503 for bolts to pass through. The first steel corbel 400 and the second steel corbel 500 have the same structure and are of different sizes. The corbel flange plate of the first steel corbel 400 close to the first bottom plate 1013 is flush with the first bottom plate 1013, and the corbel flange plate of the second steel corbel 500 away from the second bottom plate 1023 is flush with the flange plate 103. The corbel web is fixedly welded to the outer inclined surfaces of the first web 1011 and the fourth web 1022.

[0030] Obviously, those skilled in the art can make various modifications and changes to the embodiments of the present invention without departing from the spirit and scope of the present invention. In this way, if these modifications and changes are within the scope of the claims of the present invention and their equivalents, the present invention is also intended to cover these modifications and changes. The word "comprising" does not exclude the presence of other elements or steps not listed in the claims. The simple fact that certain measures are recorded in mutually different dependent claims does not indicate that the combination of these measures cannot be used to profit. Any figure mark in the claims should not be considered to limit the scope.

Claims

1. A ridge-type steel box girder, characterized in that: It includes a steel box girder body, which has an inverted "V"-shaped ridge-shaped cavity along the cross section, which is narrow at the top and wide at the bottom. In the ridge-shaped cavity, a plurality of groups of inner partition components are spaced apart along the extension direction of the steel box girder body. The plane where the inner partition components are located is parallel to the cross section of the ridge-shaped cavity, and the inner partition components are welded to the ridge-shaped cavity on all sides.

2. According to the ridge-shaped steel box girder of claim 1, the ridge-shaped cavity comprises a first box body, a second box body and a flange plate, and the first box body, the second box body and the flange plate are welded to form the ridge-shaped cavity.

3. According to the ridge-type steel box girder described in claim 2, the inner partition assembly includes a rhombus-shaped inner partition, two symmetrically arranged first trapezoidal inner partitions and a second trapezoidal inner partition, and the rhombus-shaped inner partition is fixedly welded to one side of the first trapezoidal inner partition.

4. The ridge-shaped steel box girder according to claim 3, characterized in that: The first box body comprises a first web, a second web and a first bottom plate, and the first trapezoidal inner partition plate and the rhombus-shaped inner partition plate are distributed in the box body surrounded by the first web, the second web and the first bottom plate.

5. The ridge-shaped steel box girder according to claim 4, characterized in that: The second box body includes a third web, a fourth web and a second bottom plate, and the second trapezoidal inner partition plate is welded to the third web, the fourth web, the second bottom plate and the second web.

6. The ridge-shaped steel box girder according to claim 5, characterized in that: The included angle between the first web and the fourth web is 80-120°.

7. The ridge-shaped steel box girder according to claim 3, characterized in that: The rhombus-shaped inner partition, the first trapezoidal inner partition and the second trapezoidal inner partition are provided with through holes.

8. A ridge-type steel box beam component, characterized in that: It includes the ridge-type steel box girder as described in any one of claims 1 to 7, and also includes a plurality of first steel corbels and second steel corbels respectively welded to the two outer sides of the ridge-type cavity, and the planes where the first steel corbels and the second steel corbels are located are parallel to the cross-section of the ridge-type cavity.

9. The ridge-shaped steel box beam member according to claim 8, characterized in that: The first steel corbel and / or the second steel corbel comprises two corbel flange plates and a corbel web plate, the corbel web plate is perpendicular to the corbel flange plate, and the corbel flange plate is parallel to the flange plate of the ridge-type steel box girder.

10. The ridge-shaped steel box beam member according to claim 9, characterized in that: The corbel web is provided with connection holes for bolts to pass through.

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